diff options
Diffstat (limited to 'net/ipv4/af_inet.c')
| -rw-r--r-- | net/ipv4/af_inet.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 5f70ffdae1b5..9c465bac1eb0 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -99,6 +99,7 @@ #include <net/route.h> #include <net/ip_fib.h> #include <net/inet_connection_sock.h> +#include <net/gro.h> #include <net/tcp.h> #include <net/udp.h> #include <net/udplite.h> @@ -224,7 +225,7 @@ int inet_listen(struct socket *sock, int backlog) tcp_fastopen_init_key_once(sock_net(sk)); } - err = inet_csk_listen_start(sk, backlog); + err = inet_csk_listen_start(sk); if (err) goto out; tcp_call_bpf(sk, BPF_SOCK_OPS_TCP_LISTEN_CB, 0, NULL); @@ -488,11 +489,8 @@ int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len, * is temporarily down) */ err = -EADDRNOTAVAIL; - if (!inet_can_nonlocal_bind(net, inet) && - addr->sin_addr.s_addr != htonl(INADDR_ANY) && - chk_addr_ret != RTN_LOCAL && - chk_addr_ret != RTN_MULTICAST && - chk_addr_ret != RTN_BROADCAST) + if (!inet_addr_valid_or_nonlocal(net, inet, addr->sin_addr.s_addr, + chk_addr_ret)) goto out; snum = ntohs(addr->sin_port); @@ -533,6 +531,8 @@ int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len, err = BPF_CGROUP_RUN_PROG_INET4_POST_BIND(sk); if (err) { inet->inet_saddr = inet->inet_rcv_saddr = 0; + if (sk->sk_prot->put_port) + sk->sk_prot->put_port(sk); goto out_release_sock; } } @@ -1454,19 +1454,18 @@ struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb) proto = iph->protocol; - rcu_read_lock(); ops = rcu_dereference(inet_offloads[proto]); if (!ops || !ops->callbacks.gro_receive) - goto out_unlock; + goto out; if (*(u8 *)iph != 0x45) - goto out_unlock; + goto out; if (ip_is_fragment(iph)) - goto out_unlock; + goto out; if (unlikely(ip_fast_csum((u8 *)iph, 5))) - goto out_unlock; + goto out; id = ntohl(*(__be32 *)&iph->id); flush = (u16)((ntohl(*(__be32 *)iph) ^ skb_gro_len(skb)) | (id & ~IP_DF)); @@ -1543,9 +1542,6 @@ struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb) pp = indirect_call_gro_receive(tcp4_gro_receive, udp4_gro_receive, ops->callbacks.gro_receive, head, skb); -out_unlock: - rcu_read_unlock(); - out: skb_gro_flush_final(skb, pp, flush); @@ -1618,10 +1614,9 @@ int inet_gro_complete(struct sk_buff *skb, int nhoff) csum_replace2(&iph->check, iph->tot_len, newlen); iph->tot_len = newlen; - rcu_read_lock(); ops = rcu_dereference(inet_offloads[proto]); if (WARN_ON(!ops || !ops->callbacks.gro_complete)) - goto out_unlock; + goto out; /* Only need to add sizeof(*iph) to get to the next hdr below * because any hdr with option will have been flushed in @@ -1631,9 +1626,7 @@ int inet_gro_complete(struct sk_buff *skb, int nhoff) tcp4_gro_complete, udp4_gro_complete, skb, nhoff + sizeof(*iph)); -out_unlock: - rcu_read_unlock(); - +out: return err; } |