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-rw-r--r--linux-core/drm_fops.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c
index 0ca43824..d5c59b19 100644
--- a/linux-core/drm_fops.c
+++ b/linux-core/drm_fops.c
@@ -488,13 +488,15 @@ int drm_release(struct inode *inode, struct file *filp)
if (drm_core_check_feature(dev, DRIVER_MODESET))
drm_fb_release(filp);
- file_priv->master = NULL;
-
if (file_priv->is_master) {
- drm_put_master(file_priv->minor->master);
- file_priv->minor->master = NULL;
+ if (file_priv->minor->master == file_priv->master)
+ file_priv->minor->master = NULL;
+ drm_put_master(file_priv->master);
}
+ file_priv->master = NULL;
+ file_priv->is_master = 0;
+
mutex_lock(&dev->struct_mutex);
drm_object_release(filp);
if (file_priv->remove_auth_on_close == 1) {