scsi: mpt3sas: Fix use-after-free warning
mainline inclusion from mainline-v6.0-rc5 commit 991df3dd category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I9LKDT CVE: CVE-2022-48695 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=991df3dd5144f2e6b1c38b8d20ed3d4d21e20b34 -------------------------------- Fix the following use-after-free warning which is observed during controller reset: refcount_t: underflow; use-after-free. WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 Link: https://lore.kernel.org/r/20220906134908.1039-2-sreekanth.reddy@broadcom.com Signed-off-by:Sreekanth Reddy <sreekanth.reddy@broadcom.com> Signed-off-by:
Martin K. Petersen <martin.petersen@oracle.com> Conflicts: drivers/scsi/mpt3sas/mpt3sas_scsih.c [Commit 9e73ed2e add fw_events_cleanup in _scsih_fw_event_cleanup_queue().] Signed-off-by:
Li Lingfeng <lilingfeng3@huawei.com>
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