[gnome-control-center] network: Avoid run-time warnings

[Bastien Nocera <hadess src gnome org>]

commit 9b1176aefc85cdf1c55473b85f2a01284e2803d7
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Nov 18 03:02:49 2010 +0000

    network: Avoid run-time warnings
    
    As the GPtrArray for the ignored_hosts is never actually created,
    and a use-after-free as we didn't dup the strings into the array,
    and freed the array.

 panels/network/gnome-network-properties.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/panels/network/gnome-network-properties.c b/panels/network/gnome-network-properties.c
index 1f2398f..d8275ac 100644
--- a/panels/network/gnome-network-properties.c
+++ b/panels/network/gnome-network-properties.c
@@ -1120,7 +1120,9 @@ proxy_settings_changed_cb (GSettings *settings,
 		gchar **hosts;
 		guint i = 0;
 
-		g_ptr_array_free (ignore_hosts, TRUE);
+		if (ignore_hosts != NULL)
+			g_ptr_array_free (ignore_hosts, TRUE);
+		ignore_hosts = g_ptr_array_new_with_free_func ((GDestroyNotify) g_free);
 
 		hosts = g_settings_get_strv (proxy_settings, "ignore-hosts");
 		while (hosts[i] != NULL) {
@@ -1129,7 +1131,9 @@ proxy_settings_changed_cb (GSettings *settings,
 		}
 
 		populate_listmodel (GTK_LIST_STORE (model), ignore_hosts);
-		g_strfreev (hosts);
+		/* Note: not g_strfreev() so we don't have to dup the strings
+		 * we put in the array in the loop above */
+		g_free (hosts);
 	}
 }