From 2d5b561e2bfdee8552a99b2cf93016cce2a74895 Mon Sep 17 00:00:00 2001
From: wdenk <wdenk>
Date: Tue, 14 Oct 2003 19:43:55 +0000
Subject: * Make sure HUSH is initialized for running auto-update scripts

* Make 5200 reset command _really_ reset the board, without running
  any other code after it

* Fix flash mapping and display on P3G4 board

* Patch by Kyle Harris, 15 Jul 2003:
  - add support for Intel IXP425 CPU
  - add support for IXDP425 eval board
---
 common/hush.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

(limited to 'common/hush.c')

diff --git a/common/hush.c b/common/hush.c
index dbb952ddba..7e8a80deb9 100644
--- a/common/hush.c
+++ b/common/hush.c
@@ -313,7 +313,7 @@ struct variables *top_vars = &shell_ver;
 #else
 static int flag_repeat = 0;
 static int do_repeat = 0;
-static struct variables *top_vars ;
+static struct variables *top_vars = NULL ;
 #endif /*__U_BOOT__ */
 
 #define B_CHUNK (100)
@@ -3194,13 +3194,15 @@ static void u_boot_hush_reloc(void)
 
 int u_boot_hush_start(void)
 {
-	top_vars = malloc(sizeof(struct variables));
-	top_vars->name = "HUSH_VERSION";
-	top_vars->value = "0.01";
-	top_vars->next = 0;
-	top_vars->flg_export = 0;
-	top_vars->flg_read_only = 1;
-	u_boot_hush_reloc();
+	if (top_vars == NULL) {
+		top_vars = malloc(sizeof(struct variables));
+		top_vars->name = "HUSH_VERSION";
+		top_vars->value = "0.01";
+		top_vars->next = 0;
+		top_vars->flg_export = 0;
+		top_vars->flg_read_only = 1;
+		u_boot_hush_reloc();
+	}
 	return 0;
 }
 
-- 
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