5 files changed, 6 insertions, 6 deletions

diff --git a/drivers/crypto/chelsio/chtls/chtls_cm.c b/drivers/crypto/chelsio/chtls/chtls_cm.c
index 774d991d7cca..aca75237bbcf 100644
--- a/drivers/crypto/chelsio/chtls/chtls_cm.c
+++ b/drivers/crypto/chelsio/chtls/chtls_cm.c
@@ -1297,7 +1297,7 @@ static void make_established(struct sock *sk, u32 snd_isn, unsigned int opt)
         tp->write_seq = snd_isn;
         tp->snd_nxt = snd_isn;
         tp->snd_una = snd_isn;
-        inet_sk(sk)->inet_id = tp->write_seq ^ jiffies;
+        inet_sk(sk)->inet_id = prandom_u32();
         assign_rxopt(sk, opt);
 
         if (tp->rcv_wnd > (RCV_BUFSIZ_M << 10))
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index d9b4200ed12d..0d8f782c25cc 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -117,7 +117,7 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
                                                     inet->inet_daddr,
                                                     inet->inet_sport,
                                                     inet->inet_dport);
-        inet->inet_id = dp->dccps_iss ^ jiffies;
+        inet->inet_id = prandom_u32();
 
         err = dccp_connect(sk);
         rt = NULL;
diff --git a/net/ipv4/datagram.c b/net/ipv4/datagram.c
index 9a0fe0c2fa02..4a8550c49202 100644
--- a/net/ipv4/datagram.c
+++ b/net/ipv4/datagram.c
@@ -73,7 +73,7 @@ int __ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len
         reuseport_has_conns(sk, true);
         sk->sk_state = TCP_ESTABLISHED;
         sk_set_txhash(sk);
-        inet->inet_id = jiffies;
+        inet->inet_id = prandom_u32();
 
         sk_dst_set(sk, &rt->dst);
         err = 0;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index b74192695955..67b2dc7a1727 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -303,7 +303,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
                                                  inet->inet_daddr);
         }
 
-        inet->inet_id = tp->write_seq ^ jiffies;
+        inet->inet_id = prandom_u32();
 
         if (tcp_fastopen_defer_connect(sk, &err))
                 return err;
@@ -1450,7 +1450,7 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
         inet_csk(newsk)->icsk_ext_hdr_len = 0;
         if (inet_opt)
                 inet_csk(newsk)->icsk_ext_hdr_len = inet_opt->opt.optlen;
-        newinet->inet_id = newtp->write_seq ^ jiffies;
+        newinet->inet_id = prandom_u32();
 
         if (!dst) {
                 dst = inet_csk_route_child_sock(sk, newsk, req);
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index ca81e06df165..ffd3262b7a41 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -9306,7 +9306,7 @@ void sctp_copy_sock(struct sock *newsk, struct sock *sk,
         newinet->inet_rcv_saddr = inet->inet_rcv_saddr;
         newinet->inet_dport = htons(asoc->peer.port);
         newinet->pmtudisc = inet->pmtudisc;
-        newinet->inet_id = asoc->next_tsn ^ jiffies;
+        newinet->inet_id = prandom_u32();
 
         newinet->uc_ttl = inet->uc_ttl;
         newinet->mc_loop = 1;