X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fxmalloc.c;h=a1b1fe8be87704d3cacdf37de7e2f728f1b9a2f8;hp=a6874332091f1685ba14f863b19ca0d286ecfc77;hb=d49a336658d772821bee2dbe97df3d4f748c8c4c;hpb=5eb72b73d3cd842e71e525413a46a55644ac3583

diff --git a/src/xmalloc.c b/src/xmalloc.c
index a6874332..a1b1fe8b 100644
--- a/src/xmalloc.c
+++ b/src/xmalloc.c
@@ -113,9 +113,12 @@ char *xstrdup(const char *s)
 {
   char *p;
   
+  if(!s)
+    return NULL;
+
   p = strdup(s);
   if(!p)
-    xalloc_fail (s ? (int)strlen(s) : 0);
+    xalloc_fail ((int)strlen(s));
   return p;
 }
 
@@ -152,6 +155,7 @@ int xvasprintf(char **strp, const char *fmt, va_list ap) {
 	int result = vsnprintf(buf, sizeof buf, fmt, ap);
 	if(result < 0)
 		exit(xalloc_exit_failure);
+	buf[sizeof buf - 1] = 0;
 	*strp = xstrdup(buf);
 #else
 	int result = vasprintf(strp, fmt, ap);