From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Thu, 1 Nov 2012 05:27:34 +0000 (+0800)
Subject: tty: of_serial: fix return value check in of_platform_serial_setup()
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~83^2~76
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=76cc43868c1e9d6344ad6c4992c4f6abd5204a8f;p=pandora-kernel.git

tty: of_serial: fix return value check in of_platform_serial_setup()

In case of error, the function clk_get() returns ERR_PTR()
and never returns NULL. The NULL test in the return value
check should be replaced with IS_ERR().

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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