diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 67fd0b0..cadf04b 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1414,9 +1414,19 @@
 	frame->bh = bh;
 	bh = bh2;
 	de = do_split(handle,dir, &bh, frame, &hinfo, &retval);
-	dx_release (frames);
-	if (!(de))
+	if (!de) {
+		/*
+		 * Even if the block split failed, we have to properly write
+		 * out all the changes we did so far. Otherwise we can end up
+		 * with corrupted filesystem.
+		 */
+		ext4_mark_inode_dirty(handle, dir);
+		ext4_handle_dirty_metadata(handle, dir, frame->bh);
+		ext4_handle_dirty_metadata(handle, dir, bh);
+		dx_release(frames);
 		return retval;
+	}
+	dx_release(frames);
 
 	retval = add_dirent_to_buf(handle, dentry, inode, de, bh);
 	brelse(bh);