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-rw-r--r--drivers/scsi/sr.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 8b17b35283aa..d769057b25a0 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -727,7 +727,12 @@ static int sr_probe(struct device *dev)
dev_set_drvdata(dev, cd);
disk->flags |= GENHD_FL_REMOVABLE;
sr_revalidate_disk(cd);
- device_add_disk(&sdev->sdev_gendev, disk, NULL);
+
+ error = device_add_disk(&sdev->sdev_gendev, disk, NULL);
+ if (error) {
+ kref_put(&cd->kref, sr_kref_release);
+ goto fail;
+ }
sdev_printk(KERN_DEBUG, sdev,
"Attached scsi CD-ROM %s\n", cd->cdi.name);