diff options
Diffstat (limited to 'drivers/uio/uio.c')
| -rw-r--r-- | drivers/uio/uio.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 0e3e16c51d3a..2e1521cde071 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -464,13 +464,13 @@ static int uio_open(struct inode *inode, struct file *filep) mutex_lock(&minor_lock); idev = idr_find(&uio_idr, iminor(inode)); - mutex_unlock(&minor_lock); if (!idev) { ret = -ENODEV; + mutex_unlock(&minor_lock); goto out; } - get_device(&idev->dev); + mutex_unlock(&minor_lock); if (!try_module_get(idev->owner)) { ret = -ENODEV; @@ -1019,9 +1019,8 @@ void uio_unregister_device(struct uio_info *info) idev->info = NULL; mutex_unlock(&idev->info_lock); - device_unregister(&idev->dev); - uio_free_minor(minor); + device_unregister(&idev->dev); return; } |