[gnome-settings-daemon/gnome-3-2] color: Fix a crash if ~/.local is deleted at runtime

[Richard Hughes <rhughes src gnome org>]

commit fd4c0057b8e3f72b30acb6f1c82688e29b31c0c0
Author: Richard Hughes <richard hughsie com>
Date:   Mon Oct 3 09:52:06 2011 +0100

    color: Fix a crash if ~/.local is deleted at runtime
    
    Resolves https://bugzilla.gnome.org/show_bug.cgi?id=660664

 plugins/color/gcm-profile-store.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/plugins/color/gcm-profile-store.c b/plugins/color/gcm-profile-store.c
index d325162..3dde406 100644
--- a/plugins/color/gcm-profile-store.c
+++ b/plugins/color/gcm-profile-store.c
@@ -254,6 +254,8 @@ gcm_profile_store_process_child (GcmProfileStore *profile_store,
 
         /* check we're not in a loop */
         helper = gcm_profile_store_find_directory (profile_store, path);
+        if (helper == NULL)
+                goto out;
         if (helper->depth > GCM_PROFILE_STORE_MAX_RECURSION_LEVELS) {
                 g_warning ("recursing more than %i levels deep is insane",
                            GCM_PROFILE_STORE_MAX_RECURSION_LEVELS);