diff options
| -rw-r--r-- | include/linux/inetdevice.h | 2 | ||||
| -rw-r--r-- | net/ipv4/arp.c | 11 | ||||
| -rw-r--r-- | net/ipv4/devinet.c | 17 |
3 files changed, 12 insertions, 18 deletions
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index b3c5081de02..45f37310753 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -135,7 +135,7 @@ extern int devinet_ioctl(unsigned int cmd, void __user *); extern void devinet_init(void); extern struct in_device *inetdev_by_index(int); extern __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope); -extern __be32 inet_confirm_addr(const struct net_device *dev, __be32 dst, __be32 local, int scope); +extern __be32 inet_confirm_addr(struct in_device *in_dev, __be32 dst, __be32 local, int scope); extern struct in_ifaddr *inet_ifa_byprefix(struct in_device *in_dev, __be32 prefix, __be32 mask); static __inline__ int inet_ifa_match(__be32 addr, struct in_ifaddr *ifa) diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 357e8987146..6f0827b2b15 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -382,8 +382,7 @@ static void arp_solicit(struct neighbour *neigh, struct sk_buff *skb) read_unlock_bh(&neigh->lock); } -static int arp_ignore(struct in_device *in_dev, struct net_device *dev, - __be32 sip, __be32 tip) +static int arp_ignore(struct in_device *in_dev, __be32 sip, __be32 tip) { int scope; @@ -403,7 +402,7 @@ static int arp_ignore(struct in_device *in_dev, struct net_device *dev, case 3: /* Do not reply for scope host addresses */ sip = 0; scope = RT_SCOPE_LINK; - dev = NULL; + in_dev = NULL; break; case 4: /* Reserved */ case 5: @@ -415,7 +414,7 @@ static int arp_ignore(struct in_device *in_dev, struct net_device *dev, default: return 0; } - return !inet_confirm_addr(dev, sip, tip, scope); + return !inet_confirm_addr(in_dev, sip, tip, scope); } static int arp_filter(__be32 sip, __be32 tip, struct net_device *dev) @@ -807,7 +806,7 @@ static int arp_process(struct sk_buff *skb) if (sip == 0) { if (arp->ar_op == htons(ARPOP_REQUEST) && inet_addr_type(&init_net, tip) == RTN_LOCAL && - !arp_ignore(in_dev,dev,sip,tip)) + !arp_ignore(in_dev, sip, tip)) arp_send(ARPOP_REPLY, ETH_P_ARP, sip, dev, tip, sha, dev->dev_addr, sha); goto out; @@ -825,7 +824,7 @@ static int arp_process(struct sk_buff *skb) int dont_send = 0; if (!dont_send) - dont_send |= arp_ignore(in_dev,dev,sip,tip); + dont_send |= arp_ignore(in_dev,sip,tip); if (!dont_send && IN_DEV_ARPFILTER(in_dev)) dont_send |= arp_filter(sip,tip,dev); if (!dont_send) diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 03db15b1030..dc1665a2b07 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -968,24 +968,19 @@ static __be32 confirm_addr_indev(struct in_device *in_dev, __be32 dst, /* * Confirm that local IP address exists using wildcards: - * - dev: only on this interface, 0=any interface + * - in_dev: only on this interface, 0=any interface * - dst: only in the same subnet as dst, 0=any dst * - local: address, 0=autoselect the local address * - scope: maximum allowed scope value for the local address */ -__be32 inet_confirm_addr(const struct net_device *dev, __be32 dst, __be32 local, int scope) +__be32 inet_confirm_addr(struct in_device *in_dev, + __be32 dst, __be32 local, int scope) { __be32 addr = 0; - struct in_device *in_dev; - - if (dev) { - rcu_read_lock(); - if ((in_dev = __in_dev_get_rcu(dev))) - addr = confirm_addr_indev(in_dev, dst, local, scope); - rcu_read_unlock(); + struct net_device *dev; - return addr; - } + if (in_dev != NULL) + return confirm_addr_indev(in_dev, dst, local, scope); read_lock(&dev_base_lock); rcu_read_lock(); |