rtl8169 does not have write_hwaddr function.
However, eth stuff executes write_hwaddr function
because eth_device structure has not been initialized.

Signed-off-by: Nobuhiro Iwamatsu <iwama...@nigauri.org>
CC: Ben Warren <biggerbadder...@gmail.com>
---
 drivers/net/rtl8169.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c
index e45d1a5..d6bc514 100644
--- a/drivers/net/rtl8169.c
+++ b/drivers/net/rtl8169.c
@@ -894,7 +894,12 @@ int rtl8169_initialize(bd_t *bis)
                debug ("rtl8169: REALTEK RTL8169 @0x%x\n", iobase);
 
                dev = (struct eth_device *)malloc(sizeof *dev);
-
+               if (!dev) {
+                       printf("Can not allocate memory of rtl8169\n");
+                       break;
+               }
+                       
+               memset(dev, 0, sizeof(*dev));
                sprintf (dev->name, "RTL8169#%d", card_number);
 
                dev->priv = (void *) devno;
-- 
1.7.1

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