From: Tollef Fog Heen <tfheen@err.no>
Date: Thu, 27 Dec 2007 06:47:03 +0000 (+0100)
Subject: Make sure newly allocated filter struct is cleared
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c586af045cbf092944b23d5769f3d15f5aba3aa4;p=dpkg

Make sure newly allocated filter struct is cleared

To avoid memory corruption, make sure to clear out the new filter
struct when it is allocated.
---

diff --git a/lib/myopt.c b/lib/myopt.c
index 5373defe..6defe60a 100644
--- a/lib/myopt.c
+++ b/lib/myopt.c
@@ -190,6 +190,7 @@ void loadfilter(char *fn) {
     if (!filter) {
       ohshite(_("Error allocating memory for filter entry"));
     }
+    memset(filter, 0, sizeof(struct filterlist));
 
     if (linebuf[0] == '#' || linebuf[0] == '\n') {
       continue;
@@ -217,7 +218,6 @@ void loadfilter(char *fn) {
     if (! filters) {
       filters = filter;
       filtertail = filter;
-      filter->next = NULL;
     } else {
       filtertail->next = filter;
       filtertail = filtertail->next;