From: Stefan Agner <stefan@agner.ch>
Date: Tue, 15 Jul 2014 12:56:20 +0000 (+0200)
Subject: can: flexcan: flexcan_get_berr_counter(): switch on clocks before accessing ecr register
X-Git-Tag: fixes-against-v3.18-rc2~81^2~248^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ec56acfef2af184ca485ffeba16adbd56c110c94;p=pandora-kernel.git

can: flexcan: flexcan_get_berr_counter(): switch on clocks before accessing ecr register

The funcion flexcan_get_berr_counter() may be called from userspace even if the
interface is down, this the clocks are disabled. This patch switches on the
clocks before accessing the ecr register.

Reported-by: Ashutosh Singh <ashuleapyear@gmail.com>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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