getservbyport_r: fix out-of-bounds buffer read

[musl] / src / multibyte / mbrlen.c

diff --git a/src/multibyte/mbrlen.c b/src/multibyte/mbrlen.c
index c9a9f03..accf4b3 100644 (file)
--- a/src/multibyte/mbrlen.c
+++ b/src/multibyte/mbrlen.c
@@ -1,17 +1,6 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
-#include <stdlib.h>
-#include <inttypes.h>
 #include <wchar.h>
-#include <errno.h>
-
-#include "internal.h"
 
-size_t mbrlen(const char *s, size_t n, mbstate_t *st)
+size_t mbrlen(const char *restrict s, size_t n, mbstate_t *restrict st)
 {
        static unsigned internal;
        return mbrtowc(0, s, n, st ? st : (mbstate_t *)&internal);