From 3a21138d3f76296ad070a3692d72eb529e7d5d2c Mon Sep 17 00:00:00 2001
From: Colin Cross <ccross@android.com>
Date: Wed, 7 Mar 2012 17:34:37 -0800
Subject: [PATCH] staging: android: ram_console: fix crash in
 ram_console_late_init

If the persistent ram buffer is not available, ram_console_late_init
would crash when dereferencing ram_console_zone.  Return early if
ram console was not initialized.

CC: Android Kernel Team <kernel-team@android.com>
Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
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