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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/3c507.c
parentf74dac0859bd9678b289ad9dc215026fd7ce033e (diff)
downloadlinux-1f04493123763f5b8bc6d5de9aed0222345c052c.tar.bz2
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/3c507.c')
-rw-r--r--drivers/net/3c507.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/3c507.c b/drivers/net/3c507.c
index fbc231153e55..77cf0901a441 100644
--- a/drivers/net/3c507.c
+++ b/drivers/net/3c507.c
@@ -56,6 +56,7 @@ static const char version[] =
#include <linux/errno.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
+#include <linux/if_ether.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/init.h>
@@ -734,8 +735,7 @@ static void init_82586_mem(struct net_device *dev)
memcpy_toio(lp->base, init_words + 5, sizeof(init_words) - 10);
/* Fill in the station address. */
- memcpy_toio(lp->base+SA_OFFSET, dev->dev_addr,
- sizeof(dev->dev_addr));
+ memcpy_toio(lp->base+SA_OFFSET, dev->dev_addr, ETH_ALEN);
/* The Tx-block list is written as needed. We just set up the values. */
lp->tx_cmd_link = IDLELOOP + 4;