diff --git a/fs/isofs/joliet.c b/fs/isofs/joliet.c
index 81a90e170ac3..fb8fe7a9ddc6 100644
--- a/fs/isofs/joliet.c
+++ b/fs/isofs/joliet.c
@@ -14,9 +14,9 @@
  * Convert Unicode 16 to UTF-8 or ASCII.
  */
 static int
-uni16_to_x8(unsigned char *ascii, u16 *uni, int len, struct nls_table *nls)
+uni16_to_x8(unsigned char *ascii, __be16 *uni, int len, struct nls_table *nls)
 {
-	wchar_t *ip, ch;
+	__be16 *ip, ch;
 	unsigned char *op;
 
 	ip = uni;
@@ -24,8 +24,8 @@ uni16_to_x8(unsigned char *ascii, u16 *uni, int len, struct nls_table *nls)
 
 	while ((ch = get_unaligned(ip)) && len) {
 		int llen;
-		ch = be16_to_cpu(ch);
-		if ((llen = nls->uni2char(ch, op, NLS_MAX_CHARSET_SIZE)) > 0)
+		llen = nls->uni2char(be16_to_cpu(ch), op, NLS_MAX_CHARSET_SIZE);
+		if (llen > 0)
 			op += llen;
 		else
 			*op++ = '?';
@@ -82,7 +82,7 @@ get_joliet_filename(struct iso_directory_record * de, unsigned char *outname, st
 		len = wcsntombs_be(outname, de->name,
 				   de->name_len[0] >> 1, PAGE_SIZE);
 	} else {
-		len = uni16_to_x8(outname, (u16 *) de->name,
+		len = uni16_to_x8(outname, (__be16 *) de->name,
 				  de->name_len[0] >> 1, nls);
 	}
 	if ((len > 2) && (outname[len-2] == ';') && (outname[len-1] == '1')) {