1 files changed, 1 insertions, 6 deletions

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index de86e5bc4462..5944d7d668dd 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1235,12 +1235,6 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
         int is_udplite = IS_UDPLITE(sk);
         bool slow;
 
-        /*
-         *      Check any passed addresses
-         */
-        if (addr_len)
-                *addr_len = sizeof(*sin);
-
         if (flags & MSG_ERRQUEUE)
                 return ip_recv_error(sk, msg, len);
 
@@ -1302,6 +1296,7 @@ try_again:
                 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 (inet->cmsg_flags)
                 ip_cmsg_recv(msg, skb);