media: Fix media_open() to clear filp->private_data in error leg

commit d40ec6fdb0b03b7be4c7923a3da0e46bf943740a upstream.

Fix media_open() to clear filp->private_data when file open
fails.

Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/drivers/media/media-devnode.c b/drivers/media/media-devnode.c
index ebf9626e5ae5a709f2cb76b3a1c173d7ddb106ba..a8cb52dc8c4ff953834fe4bc854cd406abf4721e 100644 (file)
--- a/drivers/media/media-devnode.c
+++ b/drivers/media/media-devnode.c
@@ -181,6 +181,7 @@ static int media_open(struct inode *inode, struct file *filp)
                ret = mdev->fops->open(filp);
                if (ret) {
                        put_device(&mdev->dev);
+                       filp->private_data = NULL;
                        return ret;
                }
        }