From: Andreas Schlick <schlick@lavabit.com>
Date: Thu, 24 Feb 2011 16:27:11 +0000 (+0100)
Subject: failtest: Fix incorrect reuse of va_list in test/run-malloc.c.
X-Git-Url: http://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=f42bb0b021a42b69c2fae65a8e33b0a170f43539;hp=1fb8ec9025a6b87839d743263b8ae742c1ffd856

failtest: Fix incorrect reuse of va_list in test/run-malloc.c.
---

diff --git a/ccan/failtest/test/run-malloc.c b/ccan/failtest/test/run-malloc.c
index 5849ef65..3912bfd0 100644
--- a/ccan/failtest/test/run-malloc.c
+++ b/ccan/failtest/test/run-malloc.c
@@ -48,8 +48,13 @@ static char *output = NULL;
 
 static int saved_vprintf(const char *fmt, va_list ap)
 {
-	int ret = vsnprintf(NULL, 0, fmt, ap);
+	int ret;
 	int len = 0;
+	va_list ap2;
+
+	va_copy(ap2, ap);
+	ret = vsnprintf(NULL, 0, fmt, ap2);
+	va_end(ap2);
 
 	if (output)
 		len = strlen(output);