[SCTP]: Don't do CRC32C checksum over loopback.

[net-next-2.6.git] / net / sctp / input.c

diff --git a/net/sctp/input.c b/net/sctp/input.c
index 70d6606e2812e3eaaa9e39206b9c967c5e5e3d7e..42b66e74bbb504cf38b7ea088895ab49a7446280 100644 (file)
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -141,7 +141,8 @@ int sctp_rcv(struct sk_buff *skb)
        __skb_pull(skb, skb->h.raw - skb->data);
        if (skb->len < sizeof(struct sctphdr))
                goto discard_it;
-       if (sctp_rcv_checksum(skb) < 0)
+       if ((skb->ip_summed != CHECKSUM_UNNECESSARY) &&
+           (sctp_rcv_checksum(skb) < 0))
                goto discard_it;
 
        skb_pull(skb, sizeof(struct sctphdr));