From 18c2259c14d8595e64a802940422335d172a53db Mon Sep 17 00:00:00 2001
From: Tilman Schmidt <tilman@imap.cc>
Date: Mon, 5 Jul 2010 14:19:04 +0000
Subject: [PATCH] isdn/gigaset: handle Supplementary Service Listen

Add minimal handling for the non-optional CAPI FACILITY_REQ
Supplementary Service function Listen.

Impact: bugfix
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Reading git-format-patch failed