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mpt3sas: A correction in unmap_resources

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[ Upstream commit 5f985d88ba ]

It might happen that we try to free an already freed pointer.

Reported-by: Maurizio Lombardi <mlombard@redhat.com>
Signed-off-by: Tomas Henzl <thenzl@redhat.com>
Acked-by: Chaitra P B <chaitra.basappa@avagotech.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Henzl
2016-09-15 08:27:43 +02:00
committed by Greg Kroah-Hartman
parent 6d0e49cf1b
commit 8b208a5d0a
1 changed files with 3 additions and 1 deletions
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drivers/scsi/mpt3sas/mpt3sas_base.c
+3 -1
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@@ -2020,8 +2020,10 @@ mpt3sas_base_unmap_resources(struct MPT3SAS_ADAPTER *ioc)
_base_free_irq(ioc);
_base_disable_msix(ioc);
if (ioc->msix96_vector)
if (ioc->msix96_vector) {
kfree(ioc->replyPostRegisterIndex);
ioc->replyPostRegisterIndex = NULL;
}
if (ioc->chip_phys) {
iounmap(ioc->chip);