net: udp: always set up for CHECKSUM_PARTIAL offload

[karo-tx-linux.git] / net / ipv4 / udp.c

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index a59341cf483edffe4a3911131bb4ab9498328d51..9fc4e9c06aaebe69acbb2616dcb4481e593accea 100644 (file)
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -857,23 +857,11 @@ void udp_set_csum(bool nocheck, struct sk_buff *skb,
                uh->check = udp_v4_check(len, saddr, daddr, lco_csum(skb));
                if (uh->check == 0)
                        uh->check = CSUM_MANGLED_0;
-       } else if (skb_dst(skb) && skb_dst(skb)->dev &&
-                  (skb_dst(skb)->dev->features &
-                   (NETIF_F_IP_CSUM | NETIF_F_HW_CSUM))) {
+       } else {
                skb->ip_summed = CHECKSUM_PARTIAL;
                skb->csum_start = skb_transport_header(skb) - skb->head;
                skb->csum_offset = offsetof(struct udphdr, check);
                uh->check = ~udp_v4_check(len, saddr, daddr, 0);
-       } else {
-               __wsum csum;
-
-               uh->check = 0;
-               csum = skb_checksum(skb, 0, len, 0);
-               uh->check = udp_v4_check(len, saddr, daddr, csum);
-               if (uh->check == 0)
-                       uh->check = CSUM_MANGLED_0;
-
-               skb->ip_summed = CHECKSUM_UNNECESSARY;
        }
 }
 EXPORT_SYMBOL(udp_set_csum);