Commit 0ec88662 authored by David S. Miller's avatar David S. Miller

ipv4: ip_gre: Convert to dst_neigh_lookup()

The conversion is very similar to that made to ipv6's SIT code.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f5e261e6
...@@ -730,10 +730,12 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev ...@@ -730,10 +730,12 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
} }
#if IS_ENABLED(CONFIG_IPV6) #if IS_ENABLED(CONFIG_IPV6)
else if (skb->protocol == htons(ETH_P_IPV6)) { else if (skb->protocol == htons(ETH_P_IPV6)) {
struct neighbour *neigh = dst_get_neighbour_noref(skb_dst(skb));
const struct in6_addr *addr6; const struct in6_addr *addr6;
struct neighbour *neigh;
bool do_tx_error_icmp;
int addr_type; int addr_type;
neigh = dst_neigh_lookup(skb_dst(skb), &ipv6_hdr(skb)->daddr);
if (neigh == NULL) if (neigh == NULL)
goto tx_error; goto tx_error;
...@@ -746,10 +748,15 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev ...@@ -746,10 +748,15 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
} }
if ((addr_type & IPV6_ADDR_COMPATv4) == 0) if ((addr_type & IPV6_ADDR_COMPATv4) == 0)
goto tx_error_icmp; do_tx_error_icmp = true;
else {
do_tx_error_icmp = false;
dst = addr6->s6_addr32[3]; dst = addr6->s6_addr32[3];
} }
neigh_release(neigh);
if (do_tx_error_icmp)
goto tx_error_icmp;
}
#endif #endif
else else
goto tx_error; goto tx_error;
......
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