[totem/wip/hadess/simplify-text-sub: 8/10] backend: Better debug in print_lang_list()

[Bastien Nocera <hadess src gnome org>]

commit afedbebbdcdae7a1809939d3f042d24722d61914
Author: Bastien Nocera <hadess hadess net>
Date:   Fri Feb 11 21:13:23 2022 +0100

    backend: Better debug in print_lang_list()

 src/backend/bacon-video-widget.c | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/src/backend/bacon-video-widget.c b/src/backend/bacon-video-widget.c
index 804fe43be..9814d1e7f 100644
--- a/src/backend/bacon-video-widget.c
+++ b/src/backend/bacon-video-widget.c
@@ -2906,6 +2906,11 @@ print_lang_list (GList *list)
 {
   GList *l;
 
+  if (list == NULL) {
+    GST_DEBUG ("  Empty list");
+    return;
+  }
+
   for (l = list; l != NULL; l = l->next) {
     BvwLangInfo *info = l->data;
     GST_DEBUG ("  %d: %s / %s / %s", info->id,