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authorChristoph Hellwig <hch@lst.de>2020-10-08 22:06:10 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2020-10-08 16:23:09 -0400
commit9120ac54cce6c37de7580d7567119d28c8988ebc (patch)
tree3861568beb905fb1854ff31d36281db687253d95 /drivers/scsi
parentc881fb5cd5ffc407f78878cc43ce13699946844d (diff)
scsi: sr: Initialize ->cmd_len
Ensure the command length is properly set. Previously the command code tried to find this out using the command opcode. Link: https://lore.kernel.org/r/20201008200611.1818099-2-hch@lst.de Fixes: 2ceda20f0a99 ("scsi: core: Move command size detection out of the fast path") Reported-by: Qian Cai <cai@redhat.com> Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/sr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index b74dfd8dc116..c20b43918378 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -503,6 +503,7 @@ static blk_status_t sr_init_command(struct scsi_cmnd *SCpnt)
SCpnt->transfersize = cd->device->sector_size;
SCpnt->underflow = this_count << 9;
SCpnt->allowed = MAX_RETRIES;
+ SCpnt->cmd_len = 10;
/*
* This indicates that the command is ready from our end to be queued.