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From a9b4ba0446bd55d98243de2f3e3a747f8842811f Mon Sep 17 00:00:00 2001
From: Steve Sakoman <steve@sakoman.com>
Date: Tue, 23 Mar 2010 09:12:16 -0700
Subject: [PATCH 16/50] env_nand.c: fail gracefully if no nand is present
---
common/env_nand.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/common/env_nand.c b/common/env_nand.c
index a15a950..325f112 100644
--- a/common/env_nand.c
+++ b/common/env_nand.c
@@ -268,6 +268,10 @@ int readenv (size_t offset, u_char * buf)
u_char *char_ptr;
+ /* fail if no nand detected */
+ if (nand_info[0].type == 0)
+ return 1;
+
blocksize = nand_info[0].erasesize;
len = min(blocksize, CONFIG_ENV_SIZE);
--
1.6.6.1
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