| 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; |
