From 2e42da59804aa57903393dca2d234561e6db41a0 Mon Sep 17 00:00:00 2001
From: Ulf Hansson <ulf.hansson@linaro.org>
Date: Wed, 28 May 2014 11:44:05 +0200
Subject: [PATCH] mmc: core: Remove redundant runtime_idle callback

The runtime PM core handles a runtime_idle callback set to NULL as one
returning 0. So, let's just set it to NULL instead.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
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