diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/udp.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 1449707..db313d9 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -270,10 +270,10 @@ static struct sock *__udp4_lib_lookup(__be32 saddr, __be16 sport, struct sock *sk, *result = NULL; struct hlist_node *node; unsigned int hash, hashwild; - int score, best = -1; + int score, best = -1, hport = ntohs(dport); - hash = hash_port_and_addr(ntohs(dport), daddr); - hashwild = hash_port_and_addr(ntohs(dport), 0); + hash = hash_port_and_addr(hport, daddr); + hashwild = hash_port_and_addr(hport, 0); read_lock(&udp_hash_lock); @@ -283,7 +283,7 @@ lookup: struct inet_sock *inet = inet_sk(sk); if (sk->sk_hash != hash || ipv6_only_sock(sk) || - inet->num != dport) + inet->num != hport) continue; score = (sk->sk_family == PF_INET ? 1 : 0); @@ -327,11 +327,10 @@ found: return result; } -static inline struct sock *udp_v4_mcast_next( - struct sock *sk, - unsigned int hnum, __be16 loc_port, __be32 loc_addr, - __be16 rmt_port, __be32 rmt_addr, - int dif) +static inline struct sock *udp_v4_mcast_next(struct sock *sk, unsigned int hnum, + int hport, __be32 loc_addr, + __be16 rmt_port, __be32 rmt_addr, + int dif) { struct hlist_node *node; struct sock *s = sk; @@ -340,7 +339,7 @@ static inline struct sock *udp_v4_mcast_next( struct inet_sock *inet = inet_sk(s); if (s->sk_hash != hnum || - inet->num != loc_port || + inet->num != hport || (inet->daddr && inet->daddr != rmt_addr) || (inet->dport != rmt_port && inet->dport) || (inet->rcv_saddr && inet->rcv_saddr != loc_addr) || @@ -1173,8 +1172,9 @@ static int __udp4_lib_mcast_deliver(struct sk_buff *skb, { struct sock *sk, *skw, *sknext; int dif; - unsigned int hash = hash_port_and_addr(ntohs(uh->dest), daddr); - unsigned int hashwild = hash_port_and_addr(ntohs(uh->dest), 0); + int hport = ntohs(uh->dest); + unsigned int hash = hash_port_and_addr(hport, daddr); + unsigned int hashwild = hash_port_and_addr(hport, 0); dif = skb->dev->ifindex; @@ -1183,20 +1183,20 @@ static int __udp4_lib_mcast_deliver(struct sk_buff *skb, sk = sk_head(&udptable[hash & (UDP_HTABLE_SIZE - 1)]); skw = sk_head(&udptable[hashwild & (UDP_HTABLE_SIZE - 1)]); - sk = udp_v4_mcast_next(sk, hash, uh->dest, daddr, uh->source, saddr, dif); + sk = udp_v4_mcast_next(sk, hash, hport, daddr, uh->source, saddr, dif); if (!sk) { hash = hashwild; - sk = udp_v4_mcast_next(skw, hash, uh->dest, daddr, uh->source, + sk = udp_v4_mcast_next(skw, hash, hport, daddr, uh->source, saddr, dif); } if (sk) { do { struct sk_buff *skb1 = skb; - sknext = udp_v4_mcast_next(sk_next(sk), hash, uh->dest, - daddr, uh->source, saddr, dif); + sknext = udp_v4_mcast_next(sk_next(sk), hash, hport, + daddr, uh->source, saddr, dif); if (!sknext && hash != hashwild) { hash = hashwild; - sknext = udp_v4_mcast_next(skw, hash, uh->dest, + sknext = udp_v4_mcast_next(skw, hash, hport, daddr, uh->source, saddr, dif); } if (sknext) @@ -1295,7 +1295,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[], return __udp4_lib_mcast_deliver(skb, uh, saddr, daddr, udptable); sk = __udp4_lib_lookup(saddr, uh->source, daddr, uh->dest, - skb->dev->ifindex, udptable ); + skb->dev->ifindex, udptable); if (sk != NULL) { int ret = udp_queue_rcv_skb(sk, skb); |
