| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.13 011/110] scsi: scsi_transport_fc: fix NULL pointer dereference in fc_bsg_job_timeout | Date | Tue, 3 Oct 2017 14:28:33 +0200 |
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4.13-stable review patch. If anyone has any objections, please let me know.
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From: Christoph Hellwig <hch@lst.de>
commit b468b6a4969f9bdddb31d484f151bfa03fbee767 upstream.
bsg-lib now embeddeds the job structure into the request, and req->special can't be used anymore.
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/scsi/scsi_transport_fc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- 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 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);
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