提交 0d1a90e2 编写于 作者: R Ruslan Bilovol 提交者: Xie XiuQi

usb: host: xhci-hub: fix extra endianness conversion

mainline inclusion
from mainline-v5.3-rc1
commit 6269e4c7
category: bugfix
bugzilla: 22495
CVE: NA

-------------------------------------------------

Don't do extra cpu_to_le32 conversion for
put_unaligned_le32 because it is already implemented
in this function.

Fixes sparse error:
xhci-hub.c:1152:44: warning: incorrect type in argument 1 (different base types)
xhci-hub.c:1152:44:    expected unsigned int [usertype] val
xhci-hub.c:1152:44:    got restricted __le32 [usertype]

Fixes: 395f5409 "xhci: support new USB 3.1 hub request to get extended port status"
Cc: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: NRuslan Bilovol <ruslan.bilovol@gmail.com>
Link: https://lore.kernel.org/r/1562501839-26522-1-git-send-email-ruslan.bilovol@gmail.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Reviewed-by: NHanjun Guo <guohanjun@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
上级 31e31a0e
......@@ -1096,7 +1096,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
}
port_li = readl(ports[wIndex]->addr + PORTLI);
status = xhci_get_ext_port_status(temp, port_li);
put_unaligned_le32(cpu_to_le32(status), &buf[4]);
put_unaligned_le32(status, &buf[4]);
}
break;
case SetPortFeature:
......
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