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/amcc/ebony/ebony.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'board/amcc/ebony')

diff --git a/board/amcc/ebony/ebony.c b/board/amcc/ebony/ebony.c
index 923dbca71..ad9439497 100644
--- a/board/amcc/ebony/ebony.c
+++ b/board/amcc/ebony/ebony.c
@@ -92,12 +92,13 @@ int board_early_init_f(void)
 
 int checkboard(void)
 {
-	char *s = getenv("serial#");
+	char buf[64];
+	int i = getenv_f("serial#", buf, sizeof(buf));
 
 	printf("Board: Ebony - AMCC PPC440GP Evaluation Board");
-	if (s != NULL) {
+	if (i > 0) {
 		puts(", serial# ");
-		puts(s);
+		puts(buf);
 	}
 	putc('\n');
 
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