gweb: Check null before reference

diff --git a/gweb/gresolv.c b/gweb/gresolv.c
index d30e2f1..fbb7a54 100644 (file)
--- a/gweb/gresolv.c
+++ b/gweb/gresolv.c
@@ -1003,11 +1003,11 @@ guint g_resolv_lookup_hostname(GResolv *resolv, const char *hostname,
 {
        struct resolv_lookup *lookup;
 
-       debug(resolv, "hostname %s", hostname);
-
        if (resolv == NULL)
                return 0;
 
+       debug(resolv, "hostname %s", hostname);
+
        if (resolv->nameserver_list == NULL) {
                int i;