1 files changed, 1 insertions, 0 deletions

diff --git a/fs/udf/super.c b/fs/udf/super.c
index d2ec9f31e843..441b892cf85e 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -135,6 +135,7 @@ static struct inode *udf_alloc_inode(struct super_block *sb)
         ei->i_next_alloc_block = 0;
         ei->i_next_alloc_goal = 0;
         ei->i_strat4096 = 0;
+        init_rwsem(&ei->i_data_sem);
 
         return &ei->vfs_inode;
 }