[PATCH 3/7] igmp: Call skb_checksum_simple_validate
From: Tom Herbert <hidden>
Date: 2014-05-07 23:52:11
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/ipv4/igmp.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-)
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 97e4d16..17d34e3 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c@@ -988,16 +988,8 @@ int igmp_rcv(struct sk_buff *skb) if (!pskb_may_pull(skb, sizeof(struct igmphdr))) goto drop; - switch (skb->ip_summed) { - case CHECKSUM_COMPLETE: - if (!csum_fold(skb->csum)) - break; - /* fall through */ - case CHECKSUM_NONE: - skb->csum = 0; - if (__skb_checksum_complete(skb)) - goto drop; - } + if (skb_checksum_simple_validate(skb)) + goto drop; ih = igmp_hdr(skb); switch (ih->type) {
--
1.9.1.423.g4596e3a