drm: missing mutex unlock

Signed-off-by: N Dave Airlie <airlied@linux.ie>

drm: missing mutex unlock
Signed-off-by: N Dave Airlie <airlied@linux.ie>
7a3f1f21 · Thomas Hellstrom · Dave Airlie · 33229601 · 7a3f1f21
隐藏空白更改
内联并排

Showing with 3 addition and 1 deletion

drivers/char/drm/drm_bufs.c drivers/char/drm/drm_bufs.c +3 -1

未找到文件。
--- a/drivers/char/drm/drm_bufs.c
+++ b/drivers/char/drm/drm_bufs.c
@@ -441,8 +441,10 @@ int drm_rmmap_ioctl(struct inode *inode, struct file *filp,
 		return -EINVAL;
 	}

-	if (!map)
+	if (!map) {
+		mutex_unlock(&dev->struct_mutex);
 		return -EINVAL;
+	}

 	/* Register and framebuffer maps are permanent */
 	if ((map->type == _DRM_REGISTERS) || (map->type == _DRM_FRAME_BUFFER)) {