ext3: destroy sbi mutexes in put_super

Call mutex_destroy() on superblock mutexes in ext3_put_super().
Otherwise mutex debugging code isn't able to detect that mutex is used
after being freed.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Jan Kara <jack@suse.cz>

diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 9b4e7d7..d4dbf3c 100644 (file)
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -466,6 +466,8 @@ static void ext3_put_super (struct super_block * sb)
        }
        sb->s_fs_info = NULL;
        kfree(sbi->s_blockgroup_lock);
+       mutex_destroy(&sbi->s_orphan_lock);
+       mutex_destroy(&sbi->s_resize_lock);
        kfree(sbi);
 }