From: Stewart Smith <stewart@linux.vnet.ibm.com>
Date: Thu, 12 Feb 2015 05:25:27 +0000 (+1100)
Subject: powerpc/powernv: only register log if OPAL supports doing so
X-Git-Tag: omap-for-v4.1/fixes-rc1~126^2~118
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b962f5a446d8cf4f313a2cef728e7e71b2f20811;p=pandora-kernel.git

powerpc/powernv: only register log if OPAL supports doing so

Correct use of REGISTER/UNREGISTER is to check if the token exists
before calling. If we don't we get a "OPAL: Called with bad token 101 !"
error, which is harmless but may be alarming to some.

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Acked-by: Vasant Hegde <hegdevasant@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---

Reading git-diff-tree failed