From: Lese Doru Calin <[email protected]>
Date: Fri, 24 Apr 2020 01:15:15 +0300
> @@ -1794,18 +1924,8 @@ int udp_recvmsg(struct sock *sk, struct msghdr *msg,
> size_t len, int noblock,
>
> sock_recv_ts_and_drops(msg, sk, skb);
>
> - /* Copy the address. */
> - if (sin) {
> - sin->sin_family = AF_INET;
> - sin->sin_port = udp_hdr(skb)->source;
> - sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
> - memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
> - *addr_len = sizeof(*sin);
> -
> - if (cgroup_bpf_enabled)
> - BPF_CGROUP_RUN_PROG_UDP4_RECVMSG_LOCK(sk,
> - (struct sockaddr *)sin);
> - }
> + udp_set_source_addr(sk, msg, addr_len, ip_hdr(skb)->saddr,
> + udp_hdr(skb)->source);
The 'sin' variable is no longer used, please remove it.