net: rtl8139: Add initialized eth_device structure

rtl8139 driver 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 <iwamatsu@nigauri.org>
CC: Ben Warren <biggerbadderben@gmail.com>

diff --git a/drivers/net/rtl8139.c b/drivers/net/rtl8139.c
index db8a727c89987c93376bc1f5526c956726d0c56a..c2779db0a5c20cadd55265e163feb671ce8445c6 100644 (file)
--- a/drivers/net/rtl8139.c
+++ b/drivers/net/rtl8139.c
@@ -220,6 +220,11 @@ int rtl8139_initialize(bd_t *bis)
                debug ("rtl8139: REALTEK RTL8139 @0x%x\n", iobase);
 
                dev = (struct eth_device *)malloc(sizeof *dev);
+               if (!dev) {
+                       printf("Can not allocate memory of rtl8139\n");
+                       break;
+               }
+               memset(dev, 0, sizeof(*dev));
 
                sprintf (dev->name, "RTL8139#%d", card_number);