[gtk/wip/baedert/for-master] cssimageurl: Explicitly check for local_error != NULL

[Timm Bäder <baedert src gnome org>]

commit 24415a6ffb1183bbc55aad6ba365c96f96ee10d5
Author: Timm Bäder <mail baedert org>
Date:   Sat Sep 18 13:08:46 2021 +0200

    cssimageurl: Explicitly check for local_error != NULL
    
    This should always be the case since gdk_texture_new_from_file should
    always set the error when it returns NULL, but make it explicit anyway.

 gtk/gtkcssimageurl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkcssimageurl.c b/gtk/gtkcssimageurl.c
index 15d56ac21e..8c9253744b 100644
--- a/gtk/gtkcssimageurl.c
+++ b/gtk/gtkcssimageurl.c
@@ -59,7 +59,7 @@ gtk_css_image_url_load_image (GtkCssImageUrl  *url,
 
   if (texture == NULL)
     {
-      if (error)
+      if (error && local_error)
         {
           char *uri;
 
@@ -70,7 +70,7 @@ gtk_css_image_url_load_image (GtkCssImageUrl  *url,
                        "Error loading image '%s': %s", uri, local_error->message);
           g_free (uri);
        }
-      
+
       url->loaded_image = gtk_css_image_invalid_new ();
     }
   else