From 54e227efdf2d03d9d0654296f8ac3a379d5cc851 Mon Sep 17 00:00:00 2001
From: Patrick Georgi <patrick@georgi-clan.de>
Date: Sat, 8 Aug 2015 22:02:12 +0200
Subject: intel/i945: don't read structs out of uninitialized pointers

Change-Id: I7f17cd1418f05ff3e8cd559eca6ec3ce7f9bfb79
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/11139
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
---
 src/northbridge/intel/i945/gma.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/northbridge/intel/i945')

diff --git a/src/northbridge/intel/i945/gma.c b/src/northbridge/intel/i945/gma.c
index a2e51636db..437b6ce758 100644
--- a/src/northbridge/intel/i945/gma.c
+++ b/src/northbridge/intel/i945/gma.c
@@ -496,6 +496,9 @@ intel_gma_get_controller_info(void)
 		return NULL;
 	}
 	struct northbridge_intel_i945_config *chip = dev->chip_info;
+	if (!chip) {
+		return NULL;
+	}
 	return &chip->gfx;
 }
 
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