1 files changed, 3 insertions, 1 deletions

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 932a2bcb6908..a44963d8edbd 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -114,6 +114,8 @@ static void ext2_put_super (struct super_block * sb)
         int i;
         struct ext2_sb_info *sbi = EXT2_SB(sb);
 
+        lock_kernel();
+
         if (sb->s_dirt)
                 ext2_write_super(sb);
 
@@ -138,7 +140,7 @@ static void ext2_put_super (struct super_block * sb)
         kfree(sbi->s_blockgroup_lock);
         kfree(sbi);
 
-        return;
+        unlock_kernel();
 }
 
 static struct kmem_cache * ext2_inode_cachep;