1 files changed, 11 insertions, 12 deletions

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 28cb2d733a3c..8157b17959ee 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -110,7 +110,7 @@
 struct udp_table udp_table __read_mostly;
 EXPORT_SYMBOL(udp_table);
 
-int sysctl_udp_mem[3] __read_mostly;
+long sysctl_udp_mem[3] __read_mostly;
 EXPORT_SYMBOL(sysctl_udp_mem);
 
 int sysctl_udp_rmem_min __read_mostly;
@@ -119,7 +119,7 @@ EXPORT_SYMBOL(sysctl_udp_rmem_min);
 int sysctl_udp_wmem_min __read_mostly;
 EXPORT_SYMBOL(sysctl_udp_wmem_min);
 
-atomic_t udp_memory_allocated;
+atomic_long_t udp_memory_allocated;
 EXPORT_SYMBOL(udp_memory_allocated);
 
 #define MAX_UDP_PORTS 65536
@@ -430,7 +430,7 @@ begin:
 
         if (result) {
 exact_match:
-                if (unlikely(!atomic_inc_not_zero(&result->sk_refcnt)))
+                if (unlikely(!atomic_inc_not_zero_hint(&result->sk_refcnt, 2)))
                         result = NULL;
                 else if (unlikely(compute_score2(result, net, saddr, sport,
                                   daddr, hnum, dif) < badness)) {
@@ -500,7 +500,7 @@ begin:
                 goto begin;
 
         if (result) {
-                if (unlikely(!atomic_inc_not_zero(&result->sk_refcnt)))
+                if (unlikely(!atomic_inc_not_zero_hint(&result->sk_refcnt, 2)))
                         result = NULL;
                 else if (unlikely(compute_score(result, net, saddr, hnum, sport,
                                   daddr, dport, dif) < badness)) {
@@ -890,15 +890,13 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
         if (rt == NULL) {
                 struct flowi fl = { .oif = ipc.oif,
                                     .mark = sk->sk_mark,
-                                    .nl_u = { .ip4_u =
-                                              { .daddr = faddr,
-                                                .saddr = saddr,
-                                                .tos = tos } },
+                                    .fl4_dst = faddr,
+                                    .fl4_src = saddr,
+                                    .fl4_tos = tos,
                                     .proto = sk->sk_protocol,
                                     .flags = inet_sk_flowi_flags(sk),
-                                    .uli_u = { .ports =
-                                               { .sport = inet->inet_sport,
-                                                 .dport = dport } } };
+                                    .fl_ip_sport = inet->inet_sport,
+                                    .fl_ip_dport = dport };
                 struct net *net = sock_net(sk);
 
                 security_sk_classify_flow(sk, &fl);
@@ -1899,6 +1897,7 @@ struct proto udp_prot = {
         .compat_setsockopt = compat_udp_setsockopt,
         .compat_getsockopt = compat_udp_getsockopt,
 #endif
+        .clear_sk          = sk_prot_clear_portaddr_nulls,
 };
 EXPORT_SYMBOL(udp_prot);
 
@@ -2228,7 +2227,7 @@ struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, int features)
         /* Do software UFO. Complete and fill in the UDP checksum as HW cannot
          * do checksum of UDP packets sent as multiple IP fragments.
          */
-        offset = skb->csum_start - skb_headroom(skb);
+        offset = skb_checksum_start_offset(skb);
         csum = skb_checksum(skb, offset, skb->len - offset, 0);
         offset += skb->csum_offset;
         *(__sum16 *)(skb->data + offset) = csum_fold(csum);