From 0644fbe90bef1c64d14f23ab7ae383d2e4bae3d0 Mon Sep 17 00:00:00 2001
From: Alex 'AdUser' Z <ad_user@runbox.com>
Date: Sun, 28 Aug 2016 22:22:13 +1000
Subject: [PATCH] * f2b_filter_stats() : reset buffer before use

---
 src/filter.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/filter.c b/src/filter.c
index 8ecbc64..a8b836b 100644
--- a/src/filter.c
+++ b/src/filter.c
@@ -183,6 +183,7 @@ f2b_filter_stats(f2b_filter_t *filter, char *res, size_t ressize) {
   const char *fmt =
     "- pattern: %s\n"
     "  matches: %d\n";
+  res[0] = '\0';
   while (filter->stats(filter->cfg, &matches, &pattern, reset)) {
     snprintf(buf, sizeof(buf), fmt, pattern, matches);
     strlcat(res, buf, ressize);