fix regression in SCSI_IOCTL_SEND_COMMAND

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blk_rq_set_block_pc() memsets rq->cmd to 0, so it should come
immediately after blk_get_request() to avoid overwriting the
user-supplied CDB.  Also check for failure to allocate rq.

Fixes: f27b087b81 ("block: add blk_rq_set_block_pc()")
Cc: <stable@vger.kernel.org> # 3.16.x
Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

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Tony Battersby 2014-08-22 15:53:35 -04:00 • committed by Jens Axboe

parent 6f4a16266f

commit 2ba136daa3

1 changed files with 7 additions and 2 deletions

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block/scsi_ioctl.c

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