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scsi: libcxgbi: fix NULL pointer dereference in cxgbi_device_destroy()
authorVarun Prakash <varun@chelsio.com>
Wed, 18 Dec 2019 13:45:31 +0000 (19:15 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 17 Jan 2020 18:47:14 +0000 (19:47 +0100)
commitdecbe8411b3013352f4d71be3f55e780abd8b844
tree65c3a507a331ac268638f9243afcc455f7d3e6d5tree | snapshot
parent5b5206bc359c13e4799bc1602b7c543f9babefffcommit | diff
scsi: libcxgbi: fix NULL pointer dereference in cxgbi_device_destroy()

[ Upstream commit 71482fde704efdd8c3abe0faf34d922c61e8d76b ]

If cxgb4i_ddp_init() fails then cdev->cdev2ppm will be NULL, so add a check
for NULL pointer before dereferencing it.

Link: https://lore.kernel.org/r/1576676731-3068-1-git-send-email-varun@chelsio.com
Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/scsi/cxgbi/libcxgbi.c diff | blob | history
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