diff --git a/include/net/ip.h b/include/net/ip.h index bee5f3582e38873e8e773e31c8ccda454f249234..7b9e1c782aa34971f23ac315d4b2d58a6aba52d0 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -458,6 +458,11 @@ static __inline__ void inet_reset_saddr(struct sock *sk) #endif +static inline unsigned int ipv4_addr_hash(__be32 ip) +{ + return (__force unsigned int) ip; +} + bool ip_call_ra_chain(struct sk_buff *skb); /* diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c index b3d64f61d922e1ec10aa31b4e19ea0fb6c6876be..3a4289268f9751046ed56efd849b9663011d3d68 100644 --- a/net/ipv4/tcp_metrics.c +++ b/net/ipv4/tcp_metrics.c @@ -249,7 +249,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_req(struct request_sock *req, case AF_INET: saddr.addr.a4 = inet_rsk(req)->ir_loc_addr; daddr.addr.a4 = inet_rsk(req)->ir_rmt_addr; - hash = (__force unsigned int) daddr.addr.a4; + hash = ipv4_addr_hash(inet_rsk(req)->ir_rmt_addr); break; #if IS_ENABLED(CONFIG_IPV6) case AF_INET6: @@ -289,7 +289,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock saddr.addr.a4 = tw->tw_rcv_saddr; daddr.family = AF_INET; daddr.addr.a4 = tw->tw_daddr; - hash = (__force unsigned int) daddr.addr.a4; + hash = ipv4_addr_hash(tw->tw_daddr); } #if IS_ENABLED(CONFIG_IPV6) else if (tw->tw_family == AF_INET6) { @@ -298,7 +298,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock saddr.addr.a4 = tw->tw_rcv_saddr; daddr.family = AF_INET; daddr.addr.a4 = tw->tw_daddr; - hash = (__force unsigned int) daddr.addr.a4; + hash = ipv4_addr_hash(tw->tw_daddr); } else { saddr.family = AF_INET6; saddr.addr.in6 = tw->tw_v6_rcv_saddr; @@ -339,7 +339,7 @@ static struct tcp_metrics_block *tcp_get_metrics(struct sock *sk, saddr.addr.a4 = inet_sk(sk)->inet_saddr; daddr.family = AF_INET; daddr.addr.a4 = inet_sk(sk)->inet_daddr; - hash = (__force unsigned int) daddr.addr.a4; + hash = ipv4_addr_hash(inet_sk(sk)->inet_daddr); } #if IS_ENABLED(CONFIG_IPV6) else if (sk->sk_family == AF_INET6) { @@ -348,7 +348,7 @@ static struct tcp_metrics_block *tcp_get_metrics(struct sock *sk, saddr.addr.a4 = inet_sk(sk)->inet_saddr; daddr.family = AF_INET; daddr.addr.a4 = inet_sk(sk)->inet_daddr; - hash = (__force unsigned int) daddr.addr.a4; + hash = ipv4_addr_hash(inet_sk(sk)->inet_daddr); } else { saddr.family = AF_INET6; saddr.addr.in6 = sk->sk_v6_rcv_saddr; @@ -959,7 +959,7 @@ static int __parse_nl_addr(struct genl_info *info, struct inetpeer_addr *addr, addr->family = AF_INET; addr->addr.a4 = nla_get_in_addr(a); if (hash) - *hash = (__force unsigned int) addr->addr.a4; + *hash = ipv4_addr_hash(addr->addr.a4); return 0; } a = info->attrs[v6];