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scsi: mpt3sas: Free diag buffer without any status check
authorSreekanth Reddy <sreekanth.reddy@broadcom.com>
Fri, 13 Sep 2019 13:04:41 +0000 (09:04 -0400)
committerMartin K. Petersen <martin.petersen@oracle.com>
Tue, 1 Oct 2019 02:32:46 +0000 (22:32 -0400)
commit764f472ba4a7a0c18107ebfbe1a9f1f5f5a1e411
tree1a9031d3e9bb2c37fd9238f6ac0343543b1be2c1
parent782b281883caf70289ba6a186af29441a117d23e
scsi: mpt3sas: Free diag buffer without any status check

Memory leak can happen when diag buffer is released but not unregistered
(where buffer is deallocated) by the user. During module unload time driver
is not deallocating the buffer if the buffer is in released state.

Deallocate the diag buffer during module unload time without any diag
buffer status checks.

Link: https://lore.kernel.org/r/1568379890-18347-5-git-send-email-sreekanth.reddy@broadcom.com
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/mpt3sas/mpt3sas_ctl.c