[B.A.T.M.A.N.] [PATCH RFC 1/4] bridge: multicast: call skb_checksum_{simple_, }validate

Let's use these new, neat helpers.

Signed-off-by: Linus Lüssing linus.luessing@c0d3.blue --- net/bridge/br_multicast.c | 28 ++++------------------------ 1 file changed, 4 insertions(+), 24 deletions(-)

diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index c465876..3c630c7 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -1609,16 +1609,8 @@ static int br_multicast_ipv4_rcv(struct net_bridge *br, if (!pskb_may_pull(skb2, sizeof(*ih))) goto out;

- switch (skb2->ip_summed) { - case CHECKSUM_COMPLETE: - if (!csum_fold(skb2->csum)) - break; - /* fall through */ - case CHECKSUM_NONE: - skb2->csum = 0; - if (skb_checksum_complete(skb2)) - goto out; - } + if (skb_checksum_simple_validate(skb2)) + goto out;

err = 0;

@@ -1736,20 +1728,8 @@ static int br_multicast_ipv6_rcv(struct net_bridge *br,

ip6h = ipv6_hdr(skb2);

- switch (skb2->ip_summed) { - case CHECKSUM_COMPLETE: - if (!csum_ipv6_magic(&ip6h->saddr, &ip6h->daddr, skb2->len, - IPPROTO_ICMPV6, skb2->csum)) - break; - /*FALLTHROUGH*/ - case CHECKSUM_NONE: - skb2->csum = ~csum_unfold(csum_ipv6_magic(&ip6h->saddr, - &ip6h->daddr, - skb2->len, - IPPROTO_ICMPV6, 0)); - if (__skb_checksum_complete(skb2)) - goto out; - } + if (skb_checksum_validate(skb2, IPPROTO_ICMPV6, ip6_compute_pseudo)) + goto out;

err = 0;