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(parent: b1335f5) | patch
scsi: fnic: fix use after free
authorPan Bian <bianpan2016@163.com>
Mon, 4 Nov 2019 15:26:22 +0000 (23:26 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Wed, 6 Nov 2019 05:04:02 +0000 (00:04 -0500)
commitec990306f77fd4c58c3b27cc3b3c53032d6e6670
tree6c5eb74ef2ba35ae0b7ac61b4f267b1b80396e23tree | snapshot
parentb1335f5b0486f61fb66b123b40f8e7a98e49605dcommit | diff
scsi: fnic: fix use after free

The memory chunk io_req is released by mempool_free. Accessing
io_req->start_time will result in a use after free bug. The variable
start_time is a backup of the timestamp. So, use start_time here to
avoid use after free.

Link: https://lore.kernel.org/r/1572881182-37664-1-git-send-email-bianpan2016@163.com
Signed-off-by: Pan Bian <bianpan2016@163.com>
Reviewed-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/fnic/fnic_scsi.c diff | blob | history
Domain: System / Kernel;