From: Tilman Schmidt <tilman@imap.cc>
Date: Sat, 11 Oct 2014 11:46:30 +0000 (+0200)
Subject: isdn/capi: don't return NULL from capi_cmd2str()
X-Git-Tag: fixes-against-v3.18-rc2~61^2~49^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=340184b35ac8786bdb574d2c8ce8e4f1269ec4da;p=pandora-kernel.git

isdn/capi: don't return NULL from capi_cmd2str()

capi_cmd2str() is used in many places to build log messages.
None of them is prepared to handle NULL as a result.
Change the function to return printable string "INVALID_COMMAND"
instead.

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