diff --git a/fs/xfs/xfs_dir2.c b/fs/xfs/xfs_dir2.c
index c21c527..3a8c6ba0 100644
--- a/fs/xfs/xfs_dir2.c
+++ b/fs/xfs/xfs_dir2.c
@@ -247,7 +247,7 @@
 int
 xfs_dir_cilookup_result(
 	struct xfs_da_args *args,
-	const char	*name,
+	const unsigned char *name,
 	int		len)
 {
 	if (args->cmpresult == XFS_CMP_DIFFERENT)
diff --git a/fs/xfs/xfs_dir2.h b/fs/xfs/xfs_dir2.h
index 1d9ef96..74a3b10 100644
--- a/fs/xfs/xfs_dir2.h
+++ b/fs/xfs/xfs_dir2.h
@@ -100,7 +100,7 @@
 extern int xfs_dir2_shrink_inode(struct xfs_da_args *args, xfs_dir2_db_t db,
 				struct xfs_dabuf *bp);
 
-extern int xfs_dir_cilookup_result(struct xfs_da_args *args, const char *name,
-				int len);
+extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
+				const unsigned char *name, int len);
 
 #endif	/* __XFS_DIR2_H__ */