[PATCH 2/2] scsi_transport_fc: fix NULL pointer dereference in fc_bsg_job_timeout

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bsg-lib now embeddeds the job structure into the request, and req->special
can't be used anymore.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
---
 drivers/scsi/scsi_transport_fc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 892fbd9800d9..bea06de60827 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -3550,7 +3550,7 @@ fc_vport_sched_delete(struct work_struct *work)
 static enum blk_eh_timer_return
 fc_bsg_job_timeout(struct request *req)
 {
-	struct bsg_job *job = (void *) req->special;
+	struct bsg_job *job = blk_mq_rq_to_pdu(req);
 	struct Scsi_Host *shost = fc_bsg_to_shost(job);
 	struct fc_rport *rport = fc_bsg_to_rport(job);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
-- 
2.11.0




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