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Force nul-termination of strings after vsnprintf().
[oweals/tinc.git]
/
src
/
xmalloc.c
diff --git
a/src/xmalloc.c
b/src/xmalloc.c
index 39dc03c7229d79d7d321781ba78283fd1ea4f59e..a1b1fe8be87704d3cacdf37de7e2f728f1b9a2f8 100644
(file)
--- a/
src/xmalloc.c
+++ b/
src/xmalloc.c
@@
-155,6
+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);