From fdd6a5fe89880f1d97bbf62fea27fd7ca76f2d21 Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Thu, 5 Dec 2013 11:26:26 +0200
Subject: [PATCH] gpiolib: update inline documentation of gpiod_get_index()

The patch just accents that @dev could be NULL.

There is no functional change.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Reading git-format-patch failed