- 20 9月, 2018 3 次提交
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound由 Greg Kroah-Hartman 提交于
Takashi writes: "sound fixes for 4.19-rc5 here comes a collection of various fixes, mostly for stable-tree or regression fixes. Two relatively high LOCs are about the (rather simple) conversion of uapi integer types in topology API, and a regression fix about HDMI hotplug notification on AMD HD-audio. The rest are all small individual fixes like ASoC Intel Skylake race condition, minor uninitialized page leak in emu10k1 ioctl, Firewire audio error paths, and so on." * tag 'sound-4.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (33 commits) ALSA: fireworks: fix memory leak of response buffer at error path ALSA: oxfw: fix memory leak of discovered stream formats at error path ALSA: oxfw: fix memory leak for model-dependent data at error path ALSA: bebob: fix memory leak for M-Audio FW1814 and ProjectMix I/O at error path ALSA: hda - Enable runtime PM only for discrete GPU ALSA: oxfw: fix memory leak of private data ALSA: firewire-tascam: fix memory leak of private data ALSA: firewire-digi00x: fix memory leak of private data sound: don't call skl_init_chip() to reset intel skl soc sound: enable interrupt after dma buffer initialization Revert "ASoC: Intel: Skylake: Acquire irq after RIRB allocation" ALSA: emu10k1: fix possible info leak to userspace on SNDRV_EMU10K1_IOCTL_INFO ASoC: cs4265: fix MMTLR Data switch control ASoC: AMD: Ensure reset bit is cleared before configuring ALSA: fireface: fix memory leak in ff400_switch_fetching_mode() ALSA: bebob: use address returned by kmalloc() instead of kernel stack for streaming DMA mapping ASoC: rsnd: don't fallback to PIO mode when -EPROBE_DEFER ASoC: rsnd: adg: care clock-frequency size ASoC: uniphier: change status to orphan ASoC: rsnd: fixup not to call clk_get/set under non-atomic ...
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由 Greg Kroah-Hartman 提交于
Merge tag 'hwmon-for-linus-v4.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Guenter writes: "Various bug fixes for nct6775 driver"
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi由 Greg Kroah-Hartman 提交于
James writes: "SCSI fixes on 20180919 A couple of small but important fixes, one affecting big endian and the other fixing a BUG_ON in scatterlist processing. Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>"
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- 19 9月, 2018 3 次提交
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git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6由 Greg Kroah-Hartman 提交于
Crypto stuff from Herbert: "This push fixes a potential boot hang in ccp and an incorrect CPU capability check in aegis/morus on x86." * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: x86/aegis,morus - Do not require OSXSAVE for SSE2 crypto: ccp - add timeout support in the SEV command
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace由 Greg Kroah-Hartman 提交于
Steven writes: "Vaibhav Nagarnaik found that modifying the ring buffer size could cause a huge latency in the system because it does a while loop to free pages without releasing the CPU (on non preempt kernels). In a case where there are hundreds of thousands of pages to free it could actually cause a system stall. A properly place cond_resched() solves this issue."
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git://git.infradead.org/linux-platform-drivers-x86由 Greg Kroah-Hartman 提交于
Darren writes: "platform-drivers-x86 for v4.19-2 Free allocated ACPI buffers in two drivers. The following is an automated git shortlog grouped by driver: alienware-wmi: - Correct a memory leak dell-smbios-wmi: - Correct a memory leak" * tag 'platform-drivers-x86-v4.19-2' of git://git.infradead.org/linux-platform-drivers-x86: platform/x86: alienware-wmi: Correct a memory leak platform/x86: dell-smbios-wmi: Correct a memory leak
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- 18 9月, 2018 14 次提交
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由 Greg Kroah-Hartman 提交于
Dave writes: "Various fixes, all over the place: 1) OOB data generation fix in bluetooth, from Matias Karhumaa. 2) BPF BTF boundary calculation fix, from Martin KaFai Lau. 3) Don't bug on excessive frags, to be compatible in situations mixing older and newer kernels on each end. From Juergen Gross. 4) Scheduling in RCU fix in hv_netvsc, from Stephen Hemminger. 5) Zero keying information in TLS layer before freeing copies of them, from Sabrina Dubroca. 6) Fix NULL deref in act_sample, from Davide Caratti. 7) Orphan SKB before GRO in veth to prevent crashes with XDP, from Toshiaki Makita. 8) Fix use after free in ip6_xmit, from Eric Dumazet. 9) Fix VF mac address regression in bnxt_en, from Micahel Chan. 10) Fix MSG_PEEK behavior in TLS layer, from Daniel Borkmann. 11) Programming adjustments to r8169 which fix not being to enter deep sleep states on some machines, from Kai-Heng Feng and Hans de Goede. 12) Fix DST_NOCOUNT flag handling for ipv6 routes, from Peter Oskolkov." * gitolite.kernel.org:/pub/scm/linux/kernel/git/davem/net: (45 commits) net/ipv6: do not copy dst flags on rt init qmi_wwan: set DTR for modems in forced USB2 mode clk: x86: Stop marking clocks as CLK_IS_CRITICAL r8169: Get and enable optional ether_clk clock clk: x86: add "ether_clk" alias for Bay Trail / Cherry Trail r8169: enable ASPM on RTL8106E r8169: Align ASPM/CLKREQ setting function with vendor driver Revert "kcm: remove any offset before parsing messages" kcm: remove any offset before parsing messages net: ethernet: Fix a unused function warning. net: dsa: mv88e6xxx: Fix ATU Miss Violation tls: fix currently broken MSG_PEEK behavior hv_netvsc: pair VF based on serial number PCI: hv: support reporting serial number as slot information bnxt_en: Fix VF mac address regression. ipv6: fix possible use-after-free in ip6_xmit() net: hp100: fix always-true check for link up state ARM: dts: at91: add new compatibility string for macb on sama5d3 net: macb: disable scatter-gather for macb on sama5d3 net: mvpp2: let phylink manage the carrier state ...
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由 Peter Oskolkov 提交于
DST_NOCOUNT in dst_entry::flags tracks whether the entry counts toward route cache size (net->ipv6.sysctl.ip6_rt_max_size). If the flag is NOT set, dst_ops::pcpuc_entries counter is incremented in dist_init() and decremented in dst_destroy(). This flag is tied to allocation/deallocation of dst_entry and should not be copied from another dst/route. Otherwise it can happen that dst_ops::pcpuc_entries counter grows until no new routes can be allocated because the counter reached ip6_rt_max_size due to DST_NOCOUNT not set and thus no counter decrements on gc-ed routes. Fixes: 3b6761d1 ("net/ipv6: Move dst flags to booleans in fib entries") Cc: David Ahern <dsahern@gmail.com> Acked-by: NWei Wang <weiwan@google.com> Signed-off-by: NPeter Oskolkov <posk@google.com> Reviewed-by: NDavid Ahern <dsahern@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bjørn Mork 提交于
Recent firmware revisions have added the ability to force these modems to USB2 mode, hiding their SuperSpeed capabilities from the host. The driver has been using the SuperSpeed capability, as shown by the bcdUSB field of the device descriptor, to detect the need to enable the DTR quirk. This method fails when the modems are forced to USB2 mode by the modem firmware. Fix by unconditionally enabling the DTR quirk for the affected device IDs. Reported-by: NFred Veldini <fred.veldini@gmail.com> Reported-by: NDeshu Wen <dwen@sierrawireless.com> Signed-off-by: NBjørn Mork <bjorn@mork.no> Reported-by: NFred Veldini <fred.veldini@gmail.com> Reported-by: NDeshu Wen <dwen@sierrawireless.com> Signed-off-by: NBjørn Mork <bjorn@mork.no> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
Hans de Goede says: ==================== r8169 (x86) clk fixes to fix S0ix not being reached This series adds code to the r8169 ethernet driver to get and enable an external clock if present, avoiding the need for a hack in the clk-pmc-atom driver where that clock was left on continuesly causing x86 some devices to not reach deep power saving states (S0ix) when suspended causing to them to quickly drain their battery while suspended. The 3 commits in this series need to be merged in order to avoid regressions while bisecting. The clk-pmc-atom driver does not see much changes (it was last touched over a year ago). So the clk maintainers have agreed with merging all 3 patches through the net tree. All 3 patches have Stephen Boyd's Acked-by for this purpose. This v2 of the series only had some minor tweaks done to the commit messages and is ready for merging through the net tree now. ==================== Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Hans de Goede 提交于
Commit d31fd43c ("clk: x86: Do not gate clocks enabled by the firmware"), which added the code to mark clocks as CLK_IS_CRITICAL, causes all unclaimed PMC clocks on Cherry Trail devices to be on all the time, resulting on the device not being able to reach S0i3 when suspended. The reason for this commit is that on some Bay Trail / Cherry Trail devices the r8169 ethernet controller uses pmc_plt_clk_4. Now that the clk-pmc-atom driver exports an "ether_clk" alias for pmc_plt_clk_4 and the r8169 driver has been modified to get and enable this clock (if present) the marking of the clocks as CLK_IS_CRITICAL is no longer necessary. This commit removes the CLK_IS_CRITICAL marking, fixing Cherry Trail devices not being able to reach S0i3 greatly decreasing their battery drain when suspended. Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=193891#c102 Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=196861 Cc: Johannes Stezenbach <js@sig21.net> Cc: Carlo Caione <carlo@endlessm.com> Reported-by: NJohannes Stezenbach <js@sig21.net> Reviewed-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: NStephen Boyd <sboyd@kernel.org> Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Hans de Goede 提交于
On some boards a platform clock is used as clock for the r8169 chip, this commit adds support for getting and enabling this clock (assuming it has an "ether_clk" alias set on it). This is related to commit d31fd43c ("clk: x86: Do not gate clocks enabled by the firmware") which is a previous attempt to fix this for some x86 boards, but this causes all Cherry Trail SoC using boards to not reach there lowest power states when suspending. This commit (together with an atom-pmc-clk driver commit adding the alias) fixes things properly by making the r8169 get the clock and enable it when it needs it. Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=193891#c102 Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=196861 Cc: Johannes Stezenbach <js@sig21.net> Cc: Carlo Caione <carlo@endlessm.com> Reported-by: NJohannes Stezenbach <js@sig21.net> Acked-by: NStephen Boyd <sboyd@kernel.org> Reviewed-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Hans de Goede 提交于
Commit d31fd43c ("clk: x86: Do not gate clocks enabled by the firmware") causes all unclaimed PMC clocks on Cherry Trail devices to be on all the time, resulting on the device not being able to reach S0i2 or S0i3 when suspended. The reason for this commit is that on some Bay Trail / Cherry Trail devices the ethernet controller uses pmc_plt_clk_4. This commit adds an "ether_clk" alias, so that the relevant ethernet drivers can try to (optionally) use this, without needing X86 specific code / hacks, thus fixing ethernet on these devices without breaking S0i3 support. This commit uses clkdev_hw_create() to create the alias, mirroring the code for the already existing "mclk" alias for pmc_plt_clk_3. Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=193891#c102 Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=196861 Cc: Johannes Stezenbach <js@sig21.net> Cc: Carlo Caione <carlo@endlessm.com> Reported-by: NJohannes Stezenbach <js@sig21.net> Acked-by: NStephen Boyd <sboyd@kernel.org> Reviewed-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Kai-Heng Feng 提交于
The Intel SoC was prevented from entering lower idle state because of RTL8106E's ASPM was not enabled. So enable ASPM on RTL8106E (chip version 39). Now the Intel SoC can enter lower idle state, power consumption and temperature are much lower. Signed-off-by: NKai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Kai-Heng Feng 提交于
There's a small delay after setting ASPM in vendor drivers, r8101 and r8168. In addition, those drivers enable ASPM before ClkReq, also change that to align with vendor driver. I haven't seen anything bad becasue of this, but I think it's better to keep in sync with vendor driver. Signed-off-by: NKai-Heng Feng <kai.heng.feng@canonical.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
This reverts commit 072222b4. I just read that this causes regressions. Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Dominique Martinet 提交于
The current code assumes kcm users know they need to look for the strparser offset within their bpf program, which is not documented anywhere and examples laying around do not do. The actual recv function does handle the offset well, so we can create a temporary clone of the skb and pull that one up as required for parsing. The pull itself has a cost if we are pulling beyond the head data, measured to 2-3% latency in a noisy VM with a local client stressing that path. The clone's impact seemed too small to measure. This bug can be exhibited easily by implementing a "trivial" kcm parser taking the first bytes as size, and on the client sending at least two such packets in a single write(). Note that bpf sockmap has the same problem, both for parse and for recv, so it would pulling twice or a real pull within the strparser logic if anyone cares about that. Signed-off-by: NDominique Martinet <asmadeus@codewreck.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Vaibhav Nagarnaik 提交于
When reducing ring buffer size, pages are removed by scheduling a work item on each CPU for the corresponding CPU ring buffer. After the pages are removed from ring buffer linked list, the pages are free()d in a tight loop. The loop does not give up CPU until all pages are removed. In a worst case behavior, when lot of pages are to be freed, it can cause system stall. After the pages are removed from the list, the free() can happen while the work is rescheduled. Call cond_resched() in the loop to prevent the system hangup. Link: http://lkml.kernel.org/r/20180907223129.71994-1-vnagarnaik@google.com Cc: stable@vger.kernel.org Fixes: 83f40318 ("ring-buffer: Make removal of ring buffer pages atomic") Reported-by: NJason Behmer <jbehmer@google.com> Signed-off-by: NVaibhav Nagarnaik <vnagarnaik@google.com> Signed-off-by: NSteven Rostedt (VMware) <rostedt@goodmis.org>
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https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi由 Greg Kroah-Hartman 提交于
Mark writes: "spi: Fixes for v4.19 As well as one driver fix there's a couple of fixes here which address issues with the use of IDRs for allocation of dynamic bus numbers, ensuring that dynamic bus numbers interact well with static bus numbers assigned via DT and otherwise." * tag 'spi-fix-v4.19-rc4' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: spi: spi-fsl-dspi: fix broken DSPI_EOQ_MODE spi: Fix double IDR allocation with DT aliases spi: fix IDR collision on systems with both fixed and dynamic SPI bus numbers
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由 Takashi Iwai 提交于
Merge tag 'asoc-v4.19-rc4' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus ASoC: Fixes for v4.19 This is the usual set of small fixes scatterd around various drivers, plus one fix for DAPM and a UAPI build fix. There's not a huge amount that stands out here relative to anything else.
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- 17 9月, 2018 20 次提交
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由 zhong jiang 提交于
Fix the following compile warning: drivers/net/ethernet/microchip/lan743x_main.c:2964:12: warning: lan743x_pm_suspend defined but not used [-Wunused-function] static int lan743x_pm_suspend(struct device *dev) drivers/net/ethernet/microchip/lan743x_main.c:2987:12: warning: lan743x_pm_resume defined but not used [-Wunused-function] static int lan743x_pm_resume(struct device *dev) Signed-off-by: Nzhong jiang <zhongjiang@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Andrew Lunn 提交于
Fix a cut/paste error and a typo which results in ATU miss violations not being reported. Fixes: 0977644c ("net: dsa: mv88e6xxx: Decode ATU problem interrupt") Signed-off-by: NAndrew Lunn <andrew@lunn.ch> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Daniel Borkmann 提交于
In kTLS MSG_PEEK behavior is currently failing, strace example: [pid 2430] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 2430] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 4 [pid 2430] bind(4, {sa_family=AF_INET, sin_port=htons(0), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 2430] listen(4, 10) = 0 [pid 2430] getsockname(4, {sa_family=AF_INET, sin_port=htons(38855), sin_addr=inet_addr("0.0.0.0")}, [16]) = 0 [pid 2430] connect(3, {sa_family=AF_INET, sin_port=htons(38855), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 2430] setsockopt(3, SOL_TCP, 0x1f /* TCP_??? */, [7564404], 4) = 0 [pid 2430] setsockopt(3, 0x11a /* SOL_?? */, 1, "\3\0033\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 40) = 0 [pid 2430] accept(4, {sa_family=AF_INET, sin_port=htons(49636), sin_addr=inet_addr("127.0.0.1")}, [16]) = 5 [pid 2430] setsockopt(5, SOL_TCP, 0x1f /* TCP_??? */, [7564404], 4) = 0 [pid 2430] setsockopt(5, 0x11a /* SOL_?? */, 2, "\3\0033\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 40) = 0 [pid 2430] close(4) = 0 [pid 2430] sendto(3, "test_read_peek", 14, 0, NULL, 0) = 14 [pid 2430] sendto(3, "_mult_recs\0", 11, 0, NULL, 0) = 11 [pid 2430] recvfrom(5, "test_read_peektest_read_peektest"..., 64, MSG_PEEK, NULL, NULL) = 64 As can be seen from strace, there are two TLS records sent, i) 'test_read_peek' and ii) '_mult_recs\0' where we end up peeking 'test_read_peektest_read_peektest'. This is clearly wrong, and what happens is that given peek cannot call into tls_sw_advance_skb() to unpause strparser and proceed with the next skb, we end up looping over the current one, copying the 'test_read_peek' over and over into the user provided buffer. Here, we can only peek into the currently held skb (current, full TLS record) as otherwise we would end up having to hold all the original skb(s) (depending on the peek depth) in a separate queue when unpausing strparser to process next records, minimally intrusive is to return only up to the current record's size (which likely was what c46234eb ("tls: RX path for ktls") originally intended as well). Thus, after patch we properly peek the first record: [pid 2046] wait4(2075, <unfinished ...> [pid 2075] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 2075] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 4 [pid 2075] bind(4, {sa_family=AF_INET, sin_port=htons(0), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 2075] listen(4, 10) = 0 [pid 2075] getsockname(4, {sa_family=AF_INET, sin_port=htons(55115), sin_addr=inet_addr("0.0.0.0")}, [16]) = 0 [pid 2075] connect(3, {sa_family=AF_INET, sin_port=htons(55115), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 2075] setsockopt(3, SOL_TCP, 0x1f /* TCP_??? */, [7564404], 4) = 0 [pid 2075] setsockopt(3, 0x11a /* SOL_?? */, 1, "\3\0033\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 40) = 0 [pid 2075] accept(4, {sa_family=AF_INET, sin_port=htons(45732), sin_addr=inet_addr("127.0.0.1")}, [16]) = 5 [pid 2075] setsockopt(5, SOL_TCP, 0x1f /* TCP_??? */, [7564404], 4) = 0 [pid 2075] setsockopt(5, 0x11a /* SOL_?? */, 2, "\3\0033\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 40) = 0 [pid 2075] close(4) = 0 [pid 2075] sendto(3, "test_read_peek", 14, 0, NULL, 0) = 14 [pid 2075] sendto(3, "_mult_recs\0", 11, 0, NULL, 0) = 11 [pid 2075] recvfrom(5, "test_read_peek", 64, MSG_PEEK, NULL, NULL) = 14 Fixes: c46234eb ("tls: RX path for ktls") Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 David S. Miller 提交于
Stephen Hemminger says: ==================== hv_netvsc: associate VF and PV device by serial number The Hyper-V implementation of PCI controller has concept of 32 bit serial number (not to be confused with PCI-E serial number). This value is sent in the protocol from the host to indicate SR-IOV VF device is attached to a synthetic NIC. Using the serial number (instead of MAC address) to associate the two devices avoids lots of potential problems when there are duplicate MAC addresses from tunnels or layered devices. The patch set is broken into two parts, one is for the PCI controller and the other is for the netvsc device. Normally, these go through different trees but sending them together here for better review. The PCI changes were submitted previously, but the main review comment was "why do you need this?". This is why. v2 - slot name can be shorter. remove locking when creating pci_slots; see comment for explaination ==================== Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stephen Hemminger 提交于
Matching network device based on MAC address is problematic since a non VF network device can be creted with a duplicate MAC address causing confusion and problems. The VMBus API does provide a serial number that is a better matching method. Signed-off-by: NStephen Hemminger <sthemmin@microsoft.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stephen Hemminger 提交于
The Hyper-V host API for PCI provides a unique "serial number" which can be used as basis for sysfs PCI slot table. This can be useful for cases where userspace wants to find the PCI device based on serial number. When an SR-IOV NIC is added, the host sends an attach message with serial number. The kernel doesn't use the serial number, but it is useful when doing the same thing in a userspace driver such as the DPDK. By having /sys/bus/pci/slots/N it provides a direct way to find the matching PCI device. There maybe some cases where serial number is not unique such as when using GPU's. But the PCI slot infrastructure will handle that. This has a side effect which may also be useful. The common udev network device naming policy uses the slot information (rather than PCI address). Signed-off-by: NStephen Hemminger <sthemmin@microsoft.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Michael Chan 提交于
The recent commit to always forward the VF MAC address to the PF for approval may not work if the PF driver or the firmware is older. This will cause the VF driver to fail during probe: bnxt_en 0000:00:03.0 (unnamed net_device) (uninitialized): hwrm req_type 0xf seq id 0x5 error 0xffff bnxt_en 0000:00:03.0 (unnamed net_device) (uninitialized): VF MAC address 00:00:17:02:05:d0 not approved by the PF bnxt_en 0000:00:03.0: Unable to initialize mac address. bnxt_en: probe of 0000:00:03.0 failed with error -99 We fix it by treating the error as fatal only if the VF MAC address is locally generated by the VF. Fixes: 707e7e96 ("bnxt_en: Always forward VF MAC address to the PF.") Reported-by: NSeth Forshee <seth.forshee@canonical.com> Reported-by: NSiwei Liu <loseweigh@gmail.com> Signed-off-by: NMichael Chan <michael.chan@broadcom.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Eric Dumazet 提交于
In the unlikely case ip6_xmit() has to call skb_realloc_headroom(), we need to call skb_set_owner_w() before consuming original skb, otherwise we risk a use-after-free. Bring IPv6 in line with what we do in IPv4 to fix this. Fixes: 1da177e4 ("Linux-2.6.12-rc2") Signed-off-by: NEric Dumazet <edumazet@google.com> Reported-by: Nsyzbot <syzkaller@googlegroups.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Colin Ian King 提交于
The operation ~(p100_inb(VG_LAN_CFG_1) & HP100_LINK_UP) returns a value that is always non-zero and hence the wait for the link to drop always terminates prematurely. Fix this by using a logical not operator instead of a bitwise complement. This issue has been in the driver since pre-2.6.12-rc2. Detected by CoverityScan, CID#114157 ("Logical vs. bitwise operator") Signed-off-by: NColin Ian King <colin.king@canonical.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nicolas Ferre 提交于
We need this new compatibility string as we experienced different behavior for this 10/100Mbits/s macb interface on this particular SoC. Backward compatibility is preserved as we keep the alternative strings. Signed-off-by: NNicolas Ferre <nicolas.ferre@microchip.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Nicolas Ferre 提交于
Create a new configuration for the sama5d3-macb new compatibility string. This configuration disables scatter-gather because we experienced lock down of the macb interface of this particular SoC under very high load. Signed-off-by: NNicolas Ferre <nicolas.ferre@microchip.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Antoine Tenart 提交于
Net drivers using phylink shouldn't mess with the link carrier themselves and should let phylink manage it. The mvpp2 driver wasn't following this best practice as the mac_config() function made calls to change the link carrier state. This led to wrongly reported carrier link state which then triggered other issues. This patch fixes this behaviour. But the PPv2 driver relied on this misbehaviour in two cases: for fixed links and when not using phylink (ACPI mode). The later was fixed by adding an explicit call to link_up(), which when the ACPI mode will use phylink should be removed. The fixed link case was relying on the mac_config() function to set the link up, as we found an issue in phylink_start() which assumes the carrier is off. If not, the link_up() function is never called. To fix this, a call to netif_carrier_off() is added just before phylink_start() so that we do not introduce a regression in the driver. Fixes: 4bb04326 ("net: mvpp2: phylink support") Reported-by: NRussell King <linux@armlinux.org.uk> Signed-off-by: NAntoine Tenart <antoine.tenart@bootlin.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Guillaume Nault 提交于
pppoe_rcv() needs to look back at the Ethernet header in order to lookup the PPPoE session. Therefore we need to ensure that the mac header is big enough to contain an Ethernet header. Otherwise eth_hdr(skb)->h_source might access invalid data. ================================================================== BUG: KMSAN: uninit-value in __get_item drivers/net/ppp/pppoe.c:172 [inline] BUG: KMSAN: uninit-value in get_item drivers/net/ppp/pppoe.c:236 [inline] BUG: KMSAN: uninit-value in pppoe_rcv+0xcef/0x10e0 drivers/net/ppp/pppoe.c:450 CPU: 0 PID: 4543 Comm: syz-executor355 Not tainted 4.16.0+ #87 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x185/0x1d0 lib/dump_stack.c:53 kmsan_report+0x142/0x240 mm/kmsan/kmsan.c:1067 __msan_warning_32+0x6c/0xb0 mm/kmsan/kmsan_instr.c:683 __get_item drivers/net/ppp/pppoe.c:172 [inline] get_item drivers/net/ppp/pppoe.c:236 [inline] pppoe_rcv+0xcef/0x10e0 drivers/net/ppp/pppoe.c:450 __netif_receive_skb_core+0x47df/0x4a90 net/core/dev.c:4562 __netif_receive_skb net/core/dev.c:4627 [inline] netif_receive_skb_internal+0x49d/0x630 net/core/dev.c:4701 netif_receive_skb+0x230/0x240 net/core/dev.c:4725 tun_rx_batched drivers/net/tun.c:1555 [inline] tun_get_user+0x740f/0x7c60 drivers/net/tun.c:1962 tun_chr_write_iter+0x1d4/0x330 drivers/net/tun.c:1990 call_write_iter include/linux/fs.h:1782 [inline] new_sync_write fs/read_write.c:469 [inline] __vfs_write+0x7fb/0x9f0 fs/read_write.c:482 vfs_write+0x463/0x8d0 fs/read_write.c:544 SYSC_write+0x172/0x360 fs/read_write.c:589 SyS_write+0x55/0x80 fs/read_write.c:581 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 RIP: 0033:0x4447c9 RSP: 002b:00007fff64c8fc28 EFLAGS: 00000297 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004447c9 RDX: 000000000000fd87 RSI: 0000000020000600 RDI: 0000000000000004 RBP: 00000000006cf018 R08: 00007fff64c8fda8 R09: 00007fff00006bda R10: 0000000000005fe7 R11: 0000000000000297 R12: 00000000004020d0 R13: 0000000000402160 R14: 0000000000000000 R15: 0000000000000000 Uninit was created at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline] kmsan_internal_poison_shadow+0xb8/0x1b0 mm/kmsan/kmsan.c:188 kmsan_kmalloc+0x94/0x100 mm/kmsan/kmsan.c:314 kmsan_slab_alloc+0x11/0x20 mm/kmsan/kmsan.c:321 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc_node mm/slub.c:2737 [inline] __kmalloc_node_track_caller+0xaed/0x11c0 mm/slub.c:4369 __kmalloc_reserve net/core/skbuff.c:138 [inline] __alloc_skb+0x2cf/0x9f0 net/core/skbuff.c:206 alloc_skb include/linux/skbuff.h:984 [inline] alloc_skb_with_frags+0x1d4/0xb20 net/core/skbuff.c:5234 sock_alloc_send_pskb+0xb56/0x1190 net/core/sock.c:2085 tun_alloc_skb drivers/net/tun.c:1532 [inline] tun_get_user+0x2242/0x7c60 drivers/net/tun.c:1829 tun_chr_write_iter+0x1d4/0x330 drivers/net/tun.c:1990 call_write_iter include/linux/fs.h:1782 [inline] new_sync_write fs/read_write.c:469 [inline] __vfs_write+0x7fb/0x9f0 fs/read_write.c:482 vfs_write+0x463/0x8d0 fs/read_write.c:544 SYSC_write+0x172/0x360 fs/read_write.c:589 SyS_write+0x55/0x80 fs/read_write.c:581 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 ================================================================== Fixes: 224cf5ad ("ppp: Move the PPP drivers") Reported-by: syzbot+f5f6080811c849739212@syzkaller.appspotmail.com Signed-off-by: NGuillaume Nault <g.nault@alphalink.fr> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Corentin Labbe 提交于
This patch mades TI_DAVINCI_CPDMA select GENERIC_ALLOCATOR. without that, the following sparc64 build failure happen drivers/net/ethernet/ti/davinci_cpdma.o: In function `cpdma_check_free_tx_desc': (.text+0x278): undefined reference to `gen_pool_avail' drivers/net/ethernet/ti/davinci_cpdma.o: In function `cpdma_chan_submit': (.text+0x340): undefined reference to `gen_pool_alloc' (.text+0x5c4): undefined reference to `gen_pool_free' drivers/net/ethernet/ti/davinci_cpdma.o: In function `__cpdma_chan_free': davinci_cpdma.c:(.text+0x64c): undefined reference to `gen_pool_free' drivers/net/ethernet/ti/davinci_cpdma.o: In function `cpdma_desc_pool_destroy.isra.6': davinci_cpdma.c:(.text+0x17ac): undefined reference to `gen_pool_size' davinci_cpdma.c:(.text+0x17b8): undefined reference to `gen_pool_avail' davinci_cpdma.c:(.text+0x1824): undefined reference to `gen_pool_size' davinci_cpdma.c:(.text+0x1830): undefined reference to `gen_pool_avail' drivers/net/ethernet/ti/davinci_cpdma.o: In function `cpdma_ctlr_create': (.text+0x19f8): undefined reference to `devm_gen_pool_create' (.text+0x1a90): undefined reference to `gen_pool_add_virt' Makefile:1011: recipe for target 'vmlinux' failed Signed-off-by: NCorentin Labbe <clabbe@baylibre.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Guenter Roeck 提交于
The documented register to retrieve the fan RPM for fan7 is found to be unreliable at least with NCT6796D revision 3. Let's use register 0x4ce instead. This is undocumented for NCT6796D, but documented for NCT6797D and NCT6798D and known to be working. Reported-by: NRobert Kern <ulteq@web.de> Cc: Robert Kern <ulteq@web.de> Fixes: 81820059 ("hwmon: (nct6775) Add support for NCT6796D") Signed-off-by: NGuenter Roeck <linux@roeck-us.net>
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由 Takashi Sakamoto 提交于
After allocating memory object for response buffer, ALSA fireworks driver has leak of the memory object at error path. This commit releases the object at the error path. Fixes: 7d3c1d59('ALSA: fireworks: delayed registration of sound card') Cc: <stable@vger.kernel.org> # v4.7+ Signed-off-by: NTakashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: NTakashi Iwai <tiwai@suse.de>
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由 Takashi Sakamoto 提交于
After finishing discover of stream formats, ALSA OXFW driver has memory leak of allocated memory object at error path. This commit releases the memory object at the error path. Fixes: 6c29230e ('ALSA: oxfw: delayed registration of sound card') Cc: <stable@vger.kernel.org> # v4.7+ Signed-off-by: NTakashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: NTakashi Iwai <tiwai@suse.de>
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由 Takashi Sakamoto 提交于
After allocating model-dependent data, ALSA OXFW driver has memory leak of the data at error path. This commit releases the data at the error path. Fixes: 6c29230e ('ALSA: oxfw: delayed registration of sound card') Cc: <stable@vger.kernel.org> # v4.7+ Signed-off-by: NTakashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: NTakashi Iwai <tiwai@suse.de>
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由 Takashi Sakamoto 提交于
After allocating model-dependent data for M-Audio FW1814 and ProjectMix I/O, ALSA bebob driver has memory leak at error path. This commit releases the allocated data at the error path. Fixes: 04a2c73c('ALSA: bebob: delayed registration of sound card') Cc: <stable@vger.kernel.org> # v4.7+ Signed-off-by: NTakashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: NTakashi Iwai <tiwai@suse.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4由 Greg Kroah-Hartman 提交于
Ted writes: Various ext4 bug fixes; primarily making ext4 more robust against maliciously crafted file systems, and some DAX fixes. * tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4, dax: set ext4_dax_aops for dax files ext4, dax: add ext4_bmap to ext4_dax_aops ext4: don't mark mmp buffer head dirty ext4: show test_dummy_encryption mount option in /proc/mounts ext4: close race between direct IO and ext4_break_layouts() ext4: fix online resizing for bigalloc file systems with a 1k block size ext4: fix online resize's handling of a too-small final block group ext4: recalucate superblock checksum after updating free blocks/inodes ext4: avoid arithemetic overflow that can trigger a BUG ext4: avoid divide by zero fault when deleting corrupted inline directories ext4: check to make sure the rename(2)'s destination is not freed ext4: add nonstring annotations to ext4.h
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