1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 19a99726e58d..992ee0b87cc3 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -1326,7 +1326,7 @@ static ssize_t ufs_quota_write(struct super_block *sb, int type,
         size_t towrite = len;
         struct buffer_head *bh;
 
-        mutex_lock(&inode->i_mutex);
+        mutex_lock_nested(&inode->i_mutex, I_MUTEX_QUOTA);
         while (towrite > 0) {
                 tocopy = sb->s_blocksize - offset < towrite ?
                                 sb->s_blocksize - offset : towrite;