[gtk+/gtk-3-16] gtkicontheme: Check a return value

[Matthias Clasen <matthiasc src gnome org>]

commit 64affb0406dd3ce0f54c60d80524848fca94bb9c
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jul 17 15:54:40 2015 -0400

    gtkicontheme: Check a return value
    
    We were already looking at the error anyway, but rewriting things
    this way lets coverity see the light.

 gtk/gtkicontheme.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkicontheme.c b/gtk/gtkicontheme.c
index ebacbf0..d3a26a2 100644
--- a/gtk/gtkicontheme.c
+++ b/gtk/gtkicontheme.c
@@ -1158,8 +1158,7 @@ insert_theme (GtkIconTheme *icon_theme,
         {
           theme_file = g_key_file_new ();
           g_key_file_set_list_separator (theme_file, ',');
-          g_key_file_load_from_file (theme_file, path, 0, &error);
-          if (error)
+          if (!g_key_file_load_from_file (theme_file, path, 0, &error))
             {
               g_key_file_free (theme_file);
               theme_file = NULL;
@@ -4099,7 +4098,7 @@ load_icon_thread  (GTask        *task,
 {
   GtkIconInfo *dup = task_data;
 
-  icon_info_ensure_scale_and_pixbuf (dup);
+  (void)icon_info_ensure_scale_and_pixbuf (dup);
   g_task_return_pointer (task, NULL, NULL);
 }