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(parent: 1084514) | patch
scsi: bsg: Fix commands without data transfer in scsi_bsg_sg_io_fn()
authorChristoph Hellwig <hch@lst.de>
Sat, 31 Jul 2021 07:40:26 +0000 (09:40 +0200)
committerMartin K. Petersen <martin.petersen@oracle.com>
Sun, 1 Aug 2021 17:21:40 +0000 (13:21 -0400)
commit5c0f61377b765e650b1bc85298b79add1148c97f
tree9d8bef0d10805f7b7af415569a9266825260085btree | snapshot
parent1084514ca9aa5b3fcc485b378b92b632918237f4commit | diff
scsi: bsg: Fix commands without data transfer in scsi_bsg_sg_io_fn()

Set ret to 0 after the initial permission checks to avoid leaking -EPERM
for commands without data transfer.

Link: https://lore.kernel.org/r/20210731074027.1185545-2-hch@lst.de
Fixes: 75ca56409e5b ("scsi: bsg: Move the whole request execution into the SCSI/transport handlers")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/scsi_bsg.c diff | blob | history
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