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Diffstat (limited to 'net/ipv6/ip6_output.c')
-rw-r--r--net/ipv6/ip6_output.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index e6a7bd15b9b7..a163102f1803 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -909,6 +909,7 @@ static int ip6_dst_lookup_tail(struct net *net, const struct sock *sk,
struct rt6_info *rt;
#endif
int err;
+ int flags = 0;
/* The correct way to handle this would be to do
* ip6_route_get_saddr, and then ip6_route_output; however,
@@ -940,10 +941,13 @@ static int ip6_dst_lookup_tail(struct net *net, const struct sock *sk,
dst_release(*dst);
*dst = NULL;
}
+
+ if (fl6->flowi6_oif)
+ flags |= RT6_LOOKUP_F_IFACE;
}
if (!*dst)
- *dst = ip6_route_output(net, sk, fl6);
+ *dst = ip6_route_output_flags(net, sk, fl6, flags);
err = (*dst)->error;
if (err)
@@ -1322,7 +1326,7 @@ emsgsize:
headersize == sizeof(struct ipv6hdr) &&
length < mtu - headersize &&
!(flags & MSG_MORE) &&
- rt->dst.dev->features & NETIF_F_V6_CSUM)
+ rt->dst.dev->features & (NETIF_F_IPV6_CSUM | NETIF_F_HW_CSUM))
csummode = CHECKSUM_PARTIAL;
if (sk->sk_type == SOCK_DGRAM || sk->sk_type == SOCK_RAW) {
@@ -1353,7 +1357,7 @@ emsgsize:
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) &&
- (sk->sk_type == SOCK_DGRAM)) {
+ (sk->sk_type == SOCK_DGRAM) && !udp_get_no_check6_tx(sk)) {
err = ip6_ufo_append_data(sk, queue, getfrag, from, length,
hh_len, fragheaderlen,
transhdrlen, mtu, flags, fl6);