From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Thu, 26 Mar 2009 14:24:14 +0000 (+0100)
Subject: [S390] cio: fix sanity checks in ccwgroup driver.
X-Git-Tag: v2.6.30-rc1~659^2~48
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=50f1548399b7bd00ceb38c84a84463a89c82afe8;p=pandora-kernel.git

[S390] cio: fix sanity checks in ccwgroup driver.

Some sanity checks in the ccw group driver test the output of
container_of macros to be !NULL. Test the input parameters instead.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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