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-rw-r--r--include/net/tcp.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 06a3023080c..39e47c4e4f1 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -493,10 +493,11 @@ static inline u32 tcp_cookie_time(void)
u32 __cookie_v4_init_sequence(const struct iphdr *iph, const struct tcphdr *th,
u16 *mssp);
-__u32 cookie_v4_init_sequence(struct sock *sk, struct sk_buff *skb, __u16 *mss);
+__u32 cookie_v4_init_sequence(struct sock *sk, const struct sk_buff *skb,
+ __u16 *mss);
#else
static inline __u32 cookie_v4_init_sequence(struct sock *sk,
- struct sk_buff *skb,
+ const struct sk_buff *skb,
__u16 *mss)
{
return 0;