[evolution/gnome-3-2] Fix a typo in a commit for a bug #666490

[Milan Crha <mcrha src gnome org>]

commit 1cc10110e59368929de65c131ed12d91e4c26c2c
Author: Milan Crha <mcrha redhat com>
Date:   Thu Dec 22 18:12:09 2011 +0100

    Fix a typo in a commit for a bug #666490

 mail/e-mail-session.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/mail/e-mail-session.c b/mail/e-mail-session.c
index 7a19c75..00c4587 100644
--- a/mail/e-mail-session.c
+++ b/mail/e-mail-session.c
@@ -219,9 +219,14 @@ user_message_exec (struct _user_message_msg *m,
 		user_message_response (
 			user_message_dialog, response, m);
 	} else {
+		gpointer user_data = m;
+
+		if (!m->allow_cancel)
+			user_data = NULL;
+
 		g_signal_connect (
 			user_message_dialog, "response",
-			G_CALLBACK (user_message_response), NULL);
+			G_CALLBACK (user_message_response), user_data);
 		gtk_widget_show (user_message_dialog);
 	}
 }