diff options
Diffstat (limited to 'net-dns/dnsmasq/files/dnsmasq-2.72-Fix-crash-caused-by-looking-up-servers.bind-when-many-servers-defined.patch')
| -rw-r--r-- | net-dns/dnsmasq/files/dnsmasq-2.72-Fix-crash-caused-by-looking-up-servers.bind-when-many-servers-defined.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/net-dns/dnsmasq/files/dnsmasq-2.72-Fix-crash-caused-by-looking-up-servers.bind-when-many-servers-defined.patch b/net-dns/dnsmasq/files/dnsmasq-2.72-Fix-crash-caused-by-looking-up-servers.bind-when-many-servers-defined.patch new file mode 100644 index 000000000000..57708b6f716e --- /dev/null +++ b/net-dns/dnsmasq/files/dnsmasq-2.72-Fix-crash-caused-by-looking-up-servers.bind-when-many-servers-defined.patch @@ -0,0 +1,28 @@ +commit 04b0ac05377936d121a36873bb63d492cde292c9 +Author: Simon Kelley <simon@thekelleys.org.uk> +Date: Mon Apr 6 17:19:13 2015 +0100 + + Fix crash caused by looking up servers.bind when many servers defined. + +diff --git a/src/cache.c b/src/cache.c +index d7bea57..178d654 100644 +--- a/src/cache.c ++++ b/src/cache.c +@@ -1367,7 +1367,7 @@ 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) + { +@@ -1381,7 +1381,7 @@ 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; |