From 884d338c041c2aa4536ade8620efa585e7c57f3c Mon Sep 17 00:00:00 2001 From: Tom Herbert Date: Sun, 31 Aug 2014 15:12:44 -0700 Subject: gre: Add support for checksum unnecessary conversions Call skb_checksum_try_convert and skb_gro_checksum_try_convert after checksum is found present and validated in the GRE header for normal and GRO paths respectively. In GRO path, call skb_gro_checksum_try_convert Signed-off-by: Tom Herbert Signed-off-by: David S. Miller --- net/ipv4/gre_demux.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'net/ipv4/gre_demux.c') diff --git a/net/ipv4/gre_demux.c b/net/ipv4/gre_demux.c index 0485bf7f8f03..7e0756da8737 100644 --- a/net/ipv4/gre_demux.c +++ b/net/ipv4/gre_demux.c @@ -125,6 +125,10 @@ static int parse_gre_header(struct sk_buff *skb, struct tnl_ptk_info *tpi, *csum_err = true; return -EINVAL; } + + skb_checksum_try_convert(skb, IPPROTO_GRE, 0, + null_compute_pseudo); + options++; } -- cgit v1.2.3