diff --git a/coreapi/linphonecore.c b/coreapi/linphonecore.c
index bc45e07e2..4d22aec51 100644
--- a/coreapi/linphonecore.c
+++ b/coreapi/linphonecore.c
@@ -4218,9 +4218,11 @@ bctbx_list_t * linphone_core_get_sound_devices_list(const LinphoneCore *lc){
 bctbx_list_t * linphone_core_get_video_devices_list(const LinphoneCore *lc){
 	bctbx_list_t *cards_list = NULL;
 	const char** cards = lc->video_conf.cams;
-	for (const char* c = *cards; c; c=*++cards) {
-		cards_list = bctbx_list_append(cards_list, (char *)c);
-	}
+
+	if (cards)
+		for (const char* c = *cards; c; c=*++cards)
+			cards_list = bctbx_list_append(cards_list, (char *)c);
+
 	return cards_list;
 }