1 files changed, 6 insertions, 4 deletions

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index fd51a4a266b6..ed5e80ef48c4 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2735,14 +2735,16 @@ static void ext4_remove_li_request(struct ext4_li_request *elr)
 
 static void ext4_unregister_li_request(struct super_block *sb)
 {
-        struct ext4_li_request *elr = EXT4_SB(sb)->s_li_request;
-
-        if (!ext4_li_info)
+        mutex_lock(&ext4_li_mtx);
+        if (!ext4_li_info) {
+                mutex_unlock(&ext4_li_mtx);
                 return;
+        }
 
         mutex_lock(&ext4_li_info->li_list_mtx);
-        ext4_remove_li_request(elr);
+        ext4_remove_li_request(EXT4_SB(sb)->s_li_request);
         mutex_unlock(&ext4_li_info->li_list_mtx);
+        mutex_unlock(&ext4_li_mtx);
 }
 
 static struct task_struct *ext4_lazyinit_task;