[PATCH 2/7] gre6: Call skb_checksum_simple_validate
From: Tom Herbert <hidden>
Date: 2014-05-07 23:51:58
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
Use skb_checksum_simple_validate to verify checksum. Signed-off-by: Tom Herbert <redacted> --- net/ipv6/ip6_gre.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 75277b7..3873181 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c@@ -468,17 +468,7 @@ static int ip6gre_rcv(struct sk_buff *skb) goto drop; if (flags&GRE_CSUM) { - switch (skb->ip_summed) { - case CHECKSUM_COMPLETE: - csum = csum_fold(skb->csum); - if (!csum) - break; - /* fall through */ - case CHECKSUM_NONE: - skb->csum = 0; - csum = __skb_checksum_complete(skb); - skb->ip_summed = CHECKSUM_COMPLETE; - } + csum = skb_checksum_simple_validate(skb); offset += 4; } if (flags&GRE_KEY) {
--
1.9.1.423.g4596e3a