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-rw-r--r--net/core/netpoll.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 8be3681d3d8..3c58846fcaa 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -296,7 +296,7 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
udp_len, IPPROTO_UDP,
csum_partial((unsigned char *)udph, udp_len, 0));
if (udph->check == 0)
- udph->check = -1;
+ udph->check = CSUM_MANGLED_0;
skb->nh.iph = iph = (struct iphdr *)skb_push(skb, sizeof(*iph));