X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdio%2F__string_read.c;h=7b50a7e1154224a40ddcbb204a429eb74380ffc9;hb=5afc74fbaa2371f30df0dc9fb7bc3afe6bd96137;hp=5c3728d7fc5fd0b56fd36339fb4beac7cc998798;hpb=18efeb320b763e541a7dbf61a7da1cbe13ab2be9;p=musl

diff --git a/src/stdio/__string_read.c b/src/stdio/__string_read.c
index 5c3728d7..7b50a7e1 100644
--- a/src/stdio/__string_read.c
+++ b/src/stdio/__string_read.c
@@ -1,9 +1,12 @@
 #include "stdio_impl.h"
+#include <string.h>
 
 size_t __string_read(FILE *f, unsigned char *buf, size_t len)
 {
 	char *src = f->cookie;
-	size_t k = strnlen(src, len+256);
+	size_t k = len+256;
+	char *end = memchr(src, 0, k);
+	if (end) k = end-src;
 	if (k < len) len = k;
 	memcpy(buf, src, len);
 	f->rpos = (void *)(src+len);