Fix some initializations.

src/client/rspamc.c

@@ -447,7 +447,7 @@ rspamc_metric_output (const ucl_object_t *obj)
 {
 	ucl_object_iter_t it = NULL;
 	const ucl_object_t *cur;
-	gdouble score, required_score;
+	gdouble score = 0, required_score = 0;
 	gint got_scores = 0;
 
 	rspamd_fprintf (stdout, "[Metric: %s]\n", ucl_object_key (obj));

src/libserver/cfg_rcl.c

@@ -1432,7 +1432,7 @@ struct rspamd_rcl_section *
 rspamd_rcl_config_get_section (struct rspamd_rcl_section *top,
 	const char *path)
 {
-	struct rspamd_rcl_section *cur, *found;
+	struct rspamd_rcl_section *cur, *found = NULL;
 	char **path_components;
 	gint ncomponents, i;
 

src/plugins/regexp.c

@@ -1326,10 +1326,10 @@ static gboolean
 rspamd_check_smtp_data (struct rspamd_task *task, GList * args, void *unused)
 {
 	struct expression_argument *arg;
-	InternetAddressList *ia;
+	InternetAddressList *ia = NULL;
 	const gchar *type, *what = NULL;
 	GList *cur;
-	gint i;
+	gint i, ialen;
 
 	if (args == NULL) {
 		msg_warn ("no parameters to function");
@@ -1416,7 +1416,8 @@ rspamd_check_smtp_data (struct rspamd_task *task, GList * args, void *unused)
 			}
 			else {
 				if (ia != NULL) {
-					for (i = 0; i < internet_address_list_length(ia); i ++) {
+					ialen = internet_address_list_length(ia);
+					for (i = 0; i < ialen; i ++) {
 						InternetAddress *iaelt =
 								internet_address_list_get_address(ia, i);
 						InternetAddressMailbox *iamb =
@@ -1440,7 +1441,8 @@ rspamd_check_smtp_data (struct rspamd_task *task, GList * args, void *unused)
 			}
 			else {
 				if (ia != NULL) {
-					for (i = 0; i < internet_address_list_length(ia); i ++) {
+					ialen = internet_address_list_length(ia);
+					for (i = 0; i < ialen; i ++) {
 						InternetAddress *iaelt =
 								internet_address_list_get_address(ia, i);
 						InternetAddressMailbox *iamb =