[PATCH] cdrom_open() forgets to unlock on -EROFS failure exits

[Al Viro]

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
 drivers/cdrom/cdrom.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 67ee3d4..7924571 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -1032,6 +1032,10 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp)
 	check_disk_change(ip->i_bdev);
 	return 0;
 err_release:
+	if (CDROM_CAN(CDC_LOCK) && cdi->options & CDO_LOCK) {
+		cdi->ops->lock_door(cdi, 0);
+		cdinfo(CD_OPEN, "door unlocked.\n");
+	}
 	cdi->ops->release(cdi);
 err:
 	cdi->use_count--;
-- 
1.5.3.GIT


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