From de08dc1a8e7052f4cbaf920ce0af6bb261595705 Mon Sep 17 00:00:00 2001 From: Tom Herbert Date: Wed, 7 May 2014 16:52:10 -0700 Subject: [PATCH] igmp: Call skb_checksum_simple_validate Use skb_checksum_simple_validate to verify checksum. Signed-off-by: Tom Herbert Signed-off-by: David S. Miller --- 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 97e4d1655d26..17d34e3c2ac3 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) { -- GitLab