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authorShinya Kuribayashi <shinya.kuribayashi@necel.com>2007-11-19 20:27:04 +0900
committerBen Warren <biggerbadderben@gmail.com>2008-01-03 22:37:13 -0500
commit5ca2d0953e4579a80810966cca2077e20d912c97 (patch)
tree988ed52dbd760b1851d799c8e1dfd8919e8f1f3e
parentf85b60710571b37293d2233933b76e2aa3db5635 (diff)
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net/eth.c: Fix env_enetaddr signed overflow
Assigning the output of simple_strtoul(CB:A9:87:65:43:21) to `char', we are warned as below: U-Boot 1.2.0 (Aug 30 2007 - 08:27:37) DRAM: 256 MB Flash: 32 MB In: serial Out: serial Err: serial Net: NEC-Candy Warning: NEC-Candy MAC addresses don't match: Address in SROM is 00:00:4C:80:92:A2 Address in environment is FFFFFFCB:FFFFFFA9:FFFFFF87:65:43:21 This patch changes env_enetaddr type from `char' to `unsigned char'. Cc: Masaki Ishikawa <ishikawa-masaki@cnt.mxe.nes.nec.co.jp> Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
-rw-r--r--net/eth.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/eth.c b/net/eth.c
index 4657f79..425f29e 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -149,7 +149,8 @@ int eth_register(struct eth_device* dev)
int eth_initialize(bd_t *bis)
{
- char enetvar[32], env_enetaddr[6];
+ char enetvar[32];
+ unsigned char env_enetaddr[6];
int i, eth_number = 0;
char *tmp, *end;