diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 6eb279d..c10fa39 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -49,8 +49,7 @@
 			le32_add_cpu(&lvidiu->numDirs, -1);
 		else
 			le32_add_cpu(&lvidiu->numFiles, -1);
-
-		mark_buffer_dirty(sbi->s_lvid_bh);
+		udf_updated_lvid(sb);
 	}
 	mutex_unlock(&sbi->s_alloc_mutex);
 
@@ -122,7 +121,7 @@
 		if (!(++uniqueID & 0x00000000FFFFFFFFUL))
 			uniqueID += 16;
 		lvhd->uniqueID = cpu_to_le64(uniqueID);
-		mark_buffer_dirty(sbi->s_lvid_bh);
+		udf_updated_lvid(sb);
 	}
 	mutex_unlock(&sbi->s_alloc_mutex);
 	inode->i_mode = mode;