From: Ludovic Desroches <ludovic.desroches@atmel.com>
Date: Mon, 8 Jun 2015 15:16:37 +0000 (+0200)
Subject: pinctrl: don't print unavailable function groups
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~132^2~40
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d7ebbbf2264c4ad3c8d50fcb84952126184a7ad;p=pandora-kernel.git

pinctrl: don't print unavailable function groups

There is no reason to try to print groups associated to a function if
get_function_groups returns an error. Moreover, it can lead to a NULL
pointer dereference error.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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