From 04f68c1cf174b075645500437058862b9a3ba169 Mon Sep 17 00:00:00 2001
From: Patrick Georgi <patrick@georgi-clan.de>
Date: Mon, 17 Nov 2014 08:45:02 +0100
Subject: baytrail: fix range check

Change-Id: I59d42cd451997e141e02d99a62b84a7a2201eb31
Found-by: Coverity Scan
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: http://review.coreboot.org/7500
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
---
 src/soc/intel/baytrail/gfx.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/soc/intel/baytrail/gfx.c b/src/soc/intel/baytrail/gfx.c
index 9d4768f65a..5650d0d1f9 100644
--- a/src/soc/intel/baytrail/gfx.c
+++ b/src/soc/intel/baytrail/gfx.c
@@ -24,6 +24,7 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <reg_script.h>
+#include <stdlib.h>
 
 #include <baytrail/gfx.h>
 #include <baytrail/iosf.h>
@@ -49,7 +50,7 @@ static void gfx_lock_pcbase(device_t dev)
 
 	gms = pci_read_config32(dev, GGC) & GGC_GSM_SIZE_MASK;
 	gms >>= 3;
-	if (gms > sizeof(gms_size_map))
+	if (gms > ARRAY_SIZE(gms_size_map))
 		return;
 	gmsize = gms_size_map[gms];
 
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