Revision: 7026
http://sourceforge.net/p/astlinux/code/7026
Author: abelbeck
Date: 2015-04-07 14:48:58 +0000 (Tue, 07 Apr 2015)
Log Message:
-----------
dnsmasq, add upstream patch to fix possible crash with cache stats
Related: dig +short chaos txt servers.bind
Ref: http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=04b0ac05377936d121a36873bb63d492cde292c9
Added Paths:
-----------
branches/1.0/package/dnsmasq/dnsmasq-fix-crash-cache-stats.patch
Added: branches/1.0/package/dnsmasq/dnsmasq-fix-crash-cache-stats.patch
===================================================================
--- branches/1.0/package/dnsmasq/dnsmasq-fix-crash-cache-stats.patch (rev 0)
+++ branches/1.0/package/dnsmasq/dnsmasq-fix-crash-cache-stats.patch 2015-04-07 14:48:58 UTC (rev 7026)
@@ -0,0 +1,22 @@
+diff --git a/src/cache.c b/src/cache.c
+index d7bea57..178d654 100644
+--- a/src/cache.c
++++ b/src/cache.c
+@@ -1326,7 +1326,7 @@ int cache_make_stat(struct txt_record *t)
+ }
+ port = prettyprint_addr(&serv->addr, daemon->addrbuff);
+ lenp = p++; /* length */
+- bytes_avail = (p - buff) + bufflen;
++ bytes_avail = bufflen - (p - buff);
+ bytes_needed = snprintf(p, bytes_avail, "%s#%d %u %u", daemon->addrbuff, port, queries, failed_queries);
+ if (bytes_needed >= bytes_avail)
+ {
+@@ -1340,7 +1340,7 @@ int cache_make_stat(struct txt_record *t)
+ lenp = p - 1;
+ buff = new;
+ bufflen = newlen;
+- bytes_avail = (p - buff) + bufflen;
++ bytes_avail = bufflen - (p - buff);
+ bytes_needed = snprintf(p, bytes_avail, "%s#%d %u %u", daemon->addrbuff, port, queries, failed_queries);
+ }
+ *lenp = bytes_needed;
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