dnsproxy: Check the result of socket creation when resolving

If the socket creation failed, continue with the next server.

diff --git a/src/dnsproxy.c b/src/dnsproxy.c
index 01bcc51..7de4e38 100644 (file)
--- a/src/dnsproxy.c
+++ b/src/dnsproxy.c
@@ -2229,8 +2229,12 @@ static gboolean resolv(struct request_data *req,
                if (data->enabled == FALSE)
                        continue;
 
-               if (data->channel == NULL && data->protocol == IPPROTO_UDP)
-                       server_create_socket(data);
+               if (data->channel == NULL && data->protocol == IPPROTO_UDP) {
+                       if (server_create_socket(data) < 0) {
+                               DBG("socket creation failed while resolving");
+                               continue;
+                       }
+               }
 
                if (ns_resolv(data, req, request, name) > 0)
                        return TRUE;