scsi: qla2xxx: Fix use after free in eh_abort path
stable inclusion from stable-5.10.80 commit c1d31266de3ddd5c5bc54f8e917c4f20453156ac bugzilla: 185821 https://gitee.com/openeuler/kernel/issues/I4L7CG Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=c1d31266de3ddd5c5bc54f8e917c4f20453156ac -------------------------------- commit 3d33b303 upstream. In eh_abort path driver prematurely exits the call to upper layer. Check whether command is aborted / completed by firmware before exiting the call. 9 [ffff8b1ebf803c00] page_fault at ffffffffb0389778 [exception RIP: qla2x00_status_entry+0x48d] RIP: ffffffffc04fa62d RSP: ffff8b1ebf803cb0 RFLAGS: 00010082 RAX: 00000000ffffffff RBX: 00000000000e0000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 00000000000013d8 RDI: fffff3253db78440 RBP: ffff8b1ebf803dd0 R8: ffff8b1ebcd9b0c0 R9: 0000000000000000 R10: ffff8b1e38a30808 R11: 0000000000001000 R12: 00000000000003e9 R13: 0000000000000000 R14: ffff8b1ebcd9d740 R15: 0000000000000028 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 10 [ffff8b1ebf803cb0] enqueue_entity at ffffffffafce708f 11 [ffff8b1ebf803d00] enqueue_task_fair at ffffffffafce7b88 12 [ffff8b1ebf803dd8] qla24xx_process_response_queue at ffffffffc04fc9a6 [qla2xxx] 13 [ffff8b1ebf803e78] qla24xx_msix_rsp_q at ffffffffc04ff01b [qla2xxx] 14 [ffff8b1ebf803eb0] __handle_irq_event_percpu at ffffffffafd50714 Link: https://lore.kernel.org/r/20210908164622.19240-10-njavali@marvell.com Fixes: f45bca8c ("scsi: qla2xxx: Fix double scsi_done for abort path") Cc: stable@vger.kernel.org Reviewed-by: NHimanshu Madhani <himanshu.madhani@oracle.com> Co-developed-by: NDavid Jeffery <djeffery@redhat.com> Signed-off-by: NDavid Jeffery <djeffery@redhat.com> Co-developed-by: NLaurence Oberman <loberman@redhat.com> Signed-off-by: NLaurence Oberman <loberman@redhat.com> Signed-off-by: NQuinn Tran <qutran@marvell.com> Signed-off-by: NNilesh Javali <njavali@marvell.com> Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: NChen Jun <chenjun102@huawei.com> Reviewed-by: NWeilong Chen <chenweilong@huawei.com> Acked-by: NWeilong Chen <chenweilong@huawei.com> Signed-off-by: NChen Jun <chenjun102@huawei.com> Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
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