[network-manager-applet] wifi: fix insensitive Create... button with open security (rh #541163)

[Dan Williams <dcbw src gnome org>]

commit f3a5f17c23d0436f1875eb7226a9556c342f4094
Author: JiÅ?í KlimeÅ¡ <jklimes redhat com>
Date:   Mon Mar 1 11:52:22 2010 -0800

    wifi: fix insensitive Create... button with open security (rh #541163)

 src/wireless-dialog.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/src/wireless-dialog.c b/src/wireless-dialog.c
index 0569048..12edce3 100644
--- a/src/wireless-dialog.c
+++ b/src/wireless-dialog.c
@@ -89,6 +89,7 @@ typedef struct {
 #define C_NEW_COLUMN		3
 
 static gboolean security_combo_init (NMAWirelessDialog *self, gboolean auth_only);
+static void ssid_entry_changed (GtkWidget *entry, gpointer user_data);
 
 void
 nma_wireless_dialog_set_nag_ignored (NMAWirelessDialog *self, gboolean ignored)
@@ -187,8 +188,13 @@ security_combo_changed (GtkWidget *combo,
 	}
 
 	gtk_tree_model_get (model, &iter, S_SEC_COLUMN, &sec, -1);
-	if (!sec)
+	if (!sec) {
+		/* Revalidate dialog if the user picked "None" so the OK button
+		 * gets enabled if there's already a valid SSID.
+		 */
+		ssid_entry_changed (NULL, self);
 		return;
+	}
 
 	sec_widget = wireless_security_get_widget (sec);
 	g_assert (sec_widget);