[PATCH] scsi: sr: simplify the sr_open function

[Enze Li <lienze@kylinos.cn>]

Simplify the sr_open function by removing the goto label as it does only
return one error code.

Signed-off-by: Enze Li <lienze@kylinos.cn>
---
 drivers/scsi/sr.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 9e51dcd30bfd..12869e6d4ebd 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -590,20 +590,15 @@ static int sr_open(struct cdrom_device_info *cdi, int purpose)
 {
 	struct scsi_cd *cd = cdi->handle;
 	struct scsi_device *sdev = cd->device;
-	int retval;
 
 	/*
 	 * If the device is in error recovery, wait until it is done.
 	 * If the device is offline, then disallow any access to it.
 	 */
-	retval = -ENXIO;
 	if (!scsi_block_when_processing_errors(sdev))
-		goto error_out;
+		return -ENXIO;
 
 	return 0;
-
-error_out:
-	return retval;	
 }
 
 static void sr_release(struct cdrom_device_info *cdi)
-- 
2.39.2