From f0c0b3a9e6f28a34d6da5edabba1e874fdf8e675 Mon Sep 17 00:00:00 2001
From: Wolfgang Denk <wd@denx.de>
Date: Wed, 4 May 2011 10:32:28 +0000
Subject: Fix incorrect use of getenv() before relocation

A large number of boards incorrectly used getenv() in their board init
code running before relocation.  In some cases this caused U-Boot to
hang when certain environment variables grew too long.
Fix the code to use getenv_r().

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Cc: The LEOX team <team@leox.org>
Cc: Michael Schwingen <michael@schwingen.org>
Cc: Georg Schardt <schardt@team-ctech.de>
Cc: Werner Pfister <Pfister_Werner@intercontrol.de>
Cc: Dirk Eibach <eibach@gdsys.de>
Cc: Peter De Schrijver <p2@mind.be>
Cc: John Zhan <zhanz@sinovee.com>
Cc: Rishi Bhattacharya <rishi@ti.com>
Cc: Peter Tyser <ptyser@xes-inc.com>
---
 board/LEOX/elpt860/elpt860.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'board/LEOX')

diff --git a/board/LEOX/elpt860/elpt860.c b/board/LEOX/elpt860/elpt860.c
index 905df92b1d..03868cdd73 100644
--- a/board/LEOX/elpt860/elpt860.c
+++ b/board/LEOX/elpt860/elpt860.c
@@ -169,9 +169,10 @@ int board_early_init_f (void)
 
 int checkboard (void)
 {
-	char *s = getenv ("serial#");
+	char buf[64];
+	int i = getenv_f("serial#", buf, sizeof(buf));
 
-	if (!s || strncmp (s, "ELPT860", 7))
+	if ((i < 0) || strncmp(buf, "ELPT860", 7))
 		printf ("### No HW ID - assuming ELPT860\n");
 
 	return (0);		/* success */
-- 
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