drm: Protect dev->filelist with its own mutex

[cascardo/linux.git] / drivers / gpu / drm / drm_info.c

diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c
index cbb4fc0..5d469b2 100644 (file)
--- a/drivers/gpu/drm/drm_info.c
+++ b/drivers/gpu/drm/drm_info.c
@@ -174,7 +174,7 @@ int drm_clients_info(struct seq_file *m, void *data)
        /* dev->filelist is sorted youngest first, but we want to present
         * oldest first (i.e. kernel, servers, clients), so walk backwardss.
         */
-       mutex_lock(&dev->struct_mutex);
+       mutex_lock(&dev->filelist_mutex);
        list_for_each_entry_reverse(priv, &dev->filelist, lhead) {
                struct task_struct *task;
 
@@ -190,7 +190,7 @@ int drm_clients_info(struct seq_file *m, void *data)
                           priv->magic);
                rcu_read_unlock();
        }
-       mutex_unlock(&dev->struct_mutex);
+       mutex_unlock(&dev->filelist_mutex);
        return 0;
 }