application: NULL-check appid before using it

Fixes commit 3274a286cc. Closes #7141
2024-11-05 15:04:24 +01:00
parent 14a19b423e
commit a6ef6835ad
1 changed files with 1 additions and 1 deletions
--- a/gtk/gtkapplication.c
+++ b/gtk/gtkapplication.c
@@ -260,7 +260,7 @@ gtk_application_set_window_icon (GtkApplication *application)
  default_theme = gtk_icon_theme_get_for_display (gdk_display_get_default ());
  appid = g_application_get_application_id (G_APPLICATION (application));

-  if (!gtk_icon_theme_has_icon (default_theme, appid))
+  if (appid == NULL || !gtk_icon_theme_has_icon (default_theme, appid))
    return;

  gtk_window_set_default_icon_name (appid);