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path: root/drivers/scsi/sr.c
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Diffstat (limited to 'drivers/scsi/sr.c')
-rw-r--r--drivers/scsi/sr.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 94352e4df831..0b29b9329b1c 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -117,7 +117,7 @@ static unsigned int sr_check_events(struct cdrom_device_info *cdi,
unsigned int clearing, int slot);
static int sr_packet(struct cdrom_device_info *, struct packet_command *);
-static struct cdrom_device_ops sr_dops = {
+static const struct cdrom_device_ops sr_dops = {
.open = sr_open,
.release = sr_release,
.drive_status = sr_drive_status,
@@ -437,14 +437,17 @@ static int sr_init_command(struct scsi_cmnd *SCpnt)
goto out;
}
- if (rq_data_dir(rq) == WRITE) {
+ switch (req_op(rq)) {
+ case REQ_OP_WRITE:
if (!cd->writeable)
goto out;
SCpnt->cmnd[0] = WRITE_10;
cd->cdi.media_written = 1;
- } else if (rq_data_dir(rq) == READ) {
+ break;
+ case REQ_OP_READ:
SCpnt->cmnd[0] = READ_10;
- } else {
+ break;
+ default:
blk_dump_rq_flags(rq, "Unknown sr command");
goto out;
}