From: Tilman Schmidt <tilman@imap.cc>
Date: Mon, 5 Jul 2010 14:18:43 +0000 (+0000)
Subject: isdn/gigaset: avoid copying AT commands twice
X-Git-Tag: v2.6.36-rc1~571^2~327
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e3628dd176ba3ed329991ef042c29aae60617630;p=pandora-kernel.git

isdn/gigaset: avoid copying AT commands twice

Change the Gigaset driver's internal write_cmd interface to accept a
cmdbuf structure instead of a string. This avoids copying formatted
AT commands a second time.

Impact: optimization
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
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