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authorDaniel Drake <dsd@laptop.org>2009-12-24 08:11:24 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-26 20:24:45 -0800
commit1f04493123763f5b8bc6d5de9aed0222345c052c (patch)
tree85b27e8a82a63a875740b67e9016fc11f432c453 /drivers/net/ibmlana.c
parentf74dac0859bd9678b289ad9dc215026fd7ce033e (diff)
downloadblackbird-op-linux-1f04493123763f5b8bc6d5de9aed0222345c052c.tar.gz
blackbird-op-linux-1f04493123763f5b8bc6d5de9aed0222345c052c.zip
Fix MAC address access in 3c507, ibmlana, pcnet32 and libertas
Commit f001fde5eadd915f4858d22ed70d7040f48767cf changed net_device.dev_addr from a 32-byte array to a pointer. I found 4 ethernet drivers which rely on sizeof(dev_addr), which are now only copying 4 bytes of the address information on 32bit systems. Fix them to use ETH_ALEN. Signed-off-by: Daniel Drake <dsd@laptop.org> Reviewed-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ibmlana.c')
-rw-r--r--drivers/net/ibmlana.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ibmlana.c b/drivers/net/ibmlana.c
index 090a6d3af112..052c74091d91 100644
--- a/drivers/net/ibmlana.c
+++ b/drivers/net/ibmlana.c
@@ -87,6 +87,7 @@ History:
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
+#include <linux/if_ether.h>
#include <linux/skbuff.h>
#include <linux/bitops.h>
@@ -988,7 +989,7 @@ static int __devinit ibmlana_init_one(struct device *kdev)
/* copy out MAC address */
- for (z = 0; z < sizeof(dev->dev_addr); z++)
+ for (z = 0; z < ETH_ALEN; z++)
dev->dev_addr[z] = inb(dev->base_addr + MACADDRPROM + z);
/* print config */
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