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path: root/drivers/net/gtp.c
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Diffstat (limited to 'drivers/net/gtp.c')
-rw-r--r--drivers/net/gtp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index 98f10c216521..6031d499f2be 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -158,9 +158,9 @@ static bool gtp_check_src_ms_ipv4(struct sk_buff *skb, struct pdp_ctx *pctx,
if (!pskb_may_pull(skb, hdrlen + sizeof(struct iphdr)))
return false;
- iph = (struct iphdr *)(skb->data + hdrlen + sizeof(struct iphdr));
+ iph = (struct iphdr *)(skb->data + hdrlen);
- return iph->saddr != pctx->ms_addr_ip4.s_addr;
+ return iph->saddr == pctx->ms_addr_ip4.s_addr;
}
/* Check if the inner IP source address in this packet is assigned to any