[empathy] account-chooser: check if account is NULL before trying to use it (#614874)

[Guillaume Desmottes <gdesmott src gnome org>]

commit 6637bf59307f771e97481141f6dfa60f246dcd86
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Apr 5 15:58:41 2010 +0200

    account-chooser: check if account is NULL before trying to use it (#614874)

 libempathy-gtk/empathy-account-chooser.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/libempathy-gtk/empathy-account-chooser.c b/libempathy-gtk/empathy-account-chooser.c
index 4e3b63b..8a93776 100644
--- a/libempathy-gtk/empathy-account-chooser.c
+++ b/libempathy-gtk/empathy-account-chooser.c
@@ -742,6 +742,10 @@ account_chooser_update_iter (EmpathyAccountChooser *chooser,
 			    COL_ACCOUNT_POINTER, &account,
 			    -1);
 
+	/* Skip rows without account associated */
+	if (account == NULL)
+		return;
+
 	icon_name = tp_account_get_icon_name (account);
 	if (priv->filter) {
 		is_enabled = priv->filter (account, priv->filter_data);