lib-http: Try to reuse memory for host->ips allocation.

If the host already had an IP, most of the time ips_count doesn't change
anymore.

diff --git a/src/lib-http/http-client-host.c b/src/lib-http/http-client-host.c
index 02ec9edbf4c599363929de9b9d4d399cfed039bb..3c04574f01f303a7bbd9d0073c8f99b193351027 100644 (file)
--- a/src/lib-http/http-client-host.c
+++ b/src/lib-http/http-client-host.c
@@ -79,9 +79,9 @@ http_client_host_dns_callback(const struct dns_lookup_result *result,
                "DNS lookup successful; got %d IPs", result->ips_count);
 
        i_assert(result->ips_count > 0);
-       i_free(host->ips);
+       host->ips = i_realloc_type(host->ips, struct ip,
+                                  host->ips_count, result->ips_count);
        host->ips_count = result->ips_count;
-       host->ips = i_new(struct ip_addr, host->ips_count);
        memcpy(host->ips, result->ips, sizeof(*host->ips) * host->ips_count);
 
        host->ips_timeout = ioloop_timeval;