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[ATALK]: In notifier handlers convert the void pointer to a netdevice

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This slightly improves code safety and clarity.

Later network namespace patches touch this code so this is a
preliminary cleanup.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric W. Biederman 2007-09-12 11:26:59 +02:00 committed by David S. Miller
parent ab5f5e8b14
commit 890d52d3f1
2 changed files with 7 additions and 4 deletions
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7
net/appletalk/aarp.c
View file

@ -330,15 +330,16 @@ static void aarp_expire_timeout(unsigned long unused)
static int aarp_device_event(struct notifier_block *this, unsigned long event,
void *ptr)
{
struct net_device *dev = ptr;
int ct;
if (event == NETDEV_DOWN) {
write_lock_bh(&aarp_lock);
for (ct = 0; ct < AARP_HASH_SIZE; ct++) {
__aarp_expire_device(&resolved[ct], ptr);
__aarp_expire_device(&unresolved[ct], ptr);
__aarp_expire_device(&proxies[ct], ptr);
__aarp_expire_device(&resolved[ct], dev);
__aarp_expire_device(&unresolved[ct], dev);
__aarp_expire_device(&proxies[ct], dev);
}
write_unlock_bh(&aarp_lock);

4
net/appletalk/ddp.c
View file

@ -647,9 +647,11 @@ static inline void atalk_dev_down(struct net_device *dev)
static int ddp_device_event(struct notifier_block *this, unsigned long event,
void *ptr)
{
struct net_device *dev = ptr;
if (event == NETDEV_DOWN)
/* Discard any use of this */
atalk_dev_down(ptr);
atalk_dev_down(dev);
return NOTIFY_DONE;
}