From: Guus Sliepen <guus@meshlink.io>
Date: Thu, 26 Sep 2019 20:01:24 +0000 (+0200)
Subject: Fix winerror() returning a pointer to a stack-allocated array.
X-Git-Url: http://git.meshlink.io/?p=meshlink;a=commitdiff_plain;h=1cb5c08f6294db9d86fa2a887c730f90e150d4ae

Fix winerror() returning a pointer to a stack-allocated array.

Found by cppcheck.
---

diff --git a/src/utils.c b/src/utils.c
index 94052d3d..6e1c4ccb 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -178,7 +178,7 @@ int b64encode_urlsafe(const void *src, char *dst, int length) {
 #endif
 
 const char *winerror(int err) {
-	char buf[1024], *ptr;
+	static char buf[1024], *ptr;
 
 	ptr = buf + sprintf(buf, "(%d) ", err);