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authorBart Van Assche <bvanassche@acm.org>2021-08-09 16:03:07 -0700
committerMartin K. Petersen <martin.petersen@oracle.com>2021-08-11 22:25:37 -0400
commitc4deb5b5ddd4d924d5067988290bde43ec2b519d (patch)
tree5d390cc7201bff1fa1ef02f692dc2f8e1e1bec6b /drivers/scsi/sr.c
parent5999ccff0fd664e0dac0fe0093b9a5962161d636 (diff)
scsi: sr: Use scsi_cmd_to_rq() instead of scsi_cmnd.request
Prepare for removal of the request pointer by using scsi_cmd_to_rq() instead. This patch does not change any functionality. Link: https://lore.kernel.org/r/20210809230355.8186-5-bvanassche@acm.org Cc: Christoph Hellwig <hch@lst.de> Cc: Hannes Reinecke <hare@suse.de> Cc: Ming Lei <ming.lei@redhat.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/sr.c')
-rw-r--r--drivers/scsi/sr.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 6203a8b58d40..6a96151d3630 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -331,7 +331,8 @@ static int sr_done(struct scsi_cmnd *SCpnt)
int good_bytes = (result == 0 ? this_count : 0);
int block_sectors = 0;
long error_sector;
- struct scsi_cd *cd = scsi_cd(SCpnt->request->rq_disk);
+ struct request *rq = scsi_cmd_to_rq(SCpnt);
+ struct scsi_cd *cd = scsi_cd(rq->rq_disk);
#ifdef DEBUG
scmd_printk(KERN_INFO, SCpnt, "done: %x\n", result);
@@ -353,16 +354,14 @@ static int sr_done(struct scsi_cmnd *SCpnt)
break;
error_sector =
get_unaligned_be32(&SCpnt->sense_buffer[3]);
- if (SCpnt->request->bio != NULL)
- block_sectors =
- bio_sectors(SCpnt->request->bio);
+ if (rq->bio != NULL)
+ block_sectors = bio_sectors(rq->bio);
if (block_sectors < 4)
block_sectors = 4;
if (cd->device->sector_size == 2048)
error_sector <<= 2;
error_sector &= ~(block_sectors - 1);
- good_bytes = (error_sector -
- blk_rq_pos(SCpnt->request)) << 9;
+ good_bytes = (error_sector - blk_rq_pos(rq)) << 9;
if (good_bytes < 0 || good_bytes >= this_count)
good_bytes = 0;
/*
@@ -394,7 +393,7 @@ static blk_status_t sr_init_command(struct scsi_cmnd *SCpnt)
{
int block = 0, this_count, s_size;
struct scsi_cd *cd;
- struct request *rq = SCpnt->request;
+ struct request *rq = scsi_cmd_to_rq(SCpnt);
blk_status_t ret;
ret = scsi_alloc_sgtables(SCpnt);