From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver

---
 kernel/net/sctp/socket.c |   50 ++++++++++++++++++++++++++++++++++----------------
 1 files changed, 34 insertions(+), 16 deletions(-)

diff --git a/kernel/net/sctp/socket.c b/kernel/net/sctp/socket.c
index 2fca282..1b4a56f 100644
--- a/kernel/net/sctp/socket.c
+++ b/kernel/net/sctp/socket.c
@@ -68,7 +68,7 @@
 #include <net/sctp/stream_sched.h>
 
 /* Forward declarations for internal helper functions. */
-static bool sctp_writeable(struct sock *sk);
+static bool sctp_writeable(const struct sock *sk);
 static void sctp_wfree(struct sk_buff *skb);
 static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
 				size_t msg_len);
@@ -97,7 +97,7 @@
 
 static void sctp_enter_memory_pressure(struct sock *sk)
 {
-	sctp_memory_pressure = 1;
+	WRITE_ONCE(sctp_memory_pressure, 1);
 }
 
 
@@ -138,7 +138,7 @@
 
 	refcount_add(sizeof(struct sctp_chunk), &sk->sk_wmem_alloc);
 	asoc->sndbuf_used += chunk->skb->truesize + sizeof(struct sctp_chunk);
-	sk->sk_wmem_queued += chunk->skb->truesize + sizeof(struct sctp_chunk);
+	sk_wmem_queued_add(sk, chunk->skb->truesize + sizeof(struct sctp_chunk));
 	sk_mem_charge(sk, chunk->skb->truesize);
 }
 
@@ -362,9 +362,9 @@
 	struct net *net = sock_net(&sp->inet.sk);
 
 	if (net->sctp.default_auto_asconf) {
-		spin_lock(&net->sctp.addr_wq_lock);
+		spin_lock_bh(&net->sctp.addr_wq_lock);
 		list_add_tail(&sp->auto_asconf_list, &net->sctp.auto_asconf_splist);
-		spin_unlock(&net->sctp.addr_wq_lock);
+		spin_unlock_bh(&net->sctp.addr_wq_lock);
 		sp->do_auto_asconf = 1;
 	}
 }
@@ -1836,6 +1836,10 @@
 		err = sctp_wait_for_sndbuf(asoc, &timeo, msg_len);
 		if (err)
 			goto err;
+		if (unlikely(sinfo->sinfo_stream >= asoc->stream.outcnt)) {
+			err = -EINVAL;
+			goto err;
+		}
 	}
 
 	if (sctp_state(asoc, CLOSED)) {
@@ -2453,6 +2457,7 @@
 			if (trans) {
 				trans->hbinterval =
 				    msecs_to_jiffies(params->spp_hbinterval);
+				sctp_transport_reset_hb_timer(trans);
 			} else if (asoc) {
 				asoc->hbinterval =
 				    msecs_to_jiffies(params->spp_hbinterval);
@@ -4996,13 +5001,17 @@
 }
 
 /* Triggered when there are no references on the socket anymore */
-static void sctp_destruct_sock(struct sock *sk)
+static void sctp_destruct_common(struct sock *sk)
 {
 	struct sctp_sock *sp = sctp_sk(sk);
 
 	/* Free up the HMAC transform. */
 	crypto_free_shash(sp->hmac);
+}
 
+static void sctp_destruct_sock(struct sock *sk)
+{
+	sctp_destruct_common(sk);
 	inet_sock_destruct(sk);
 }
 
@@ -8881,7 +8890,7 @@
 	struct sock *sk = asoc->base.sk;
 
 	sk_mem_uncharge(sk, skb->truesize);
-	sk->sk_wmem_queued -= skb->truesize + sizeof(struct sctp_chunk);
+	sk_wmem_queued_add(sk, -(skb->truesize + sizeof(struct sctp_chunk)));
 	asoc->sndbuf_used -= skb->truesize + sizeof(struct sctp_chunk);
 	WARN_ON(refcount_sub_and_test(sizeof(struct sctp_chunk),
 				      &sk->sk_wmem_alloc));
@@ -9036,9 +9045,9 @@
  * UDP-style sockets or TCP-style sockets, this code should work.
  *  - Daisy
  */
-static bool sctp_writeable(struct sock *sk)
+static bool sctp_writeable(const struct sock *sk)
 {
-	return sk->sk_sndbuf > sk->sk_wmem_queued;
+	return READ_ONCE(sk->sk_sndbuf) > READ_ONCE(sk->sk_wmem_queued);
 }
 
 /* Wait for an association to go into ESTABLISHED state. If timeout is 0,
@@ -9196,7 +9205,7 @@
 	sctp_sk(newsk)->reuse = sp->reuse;
 
 	newsk->sk_shutdown = sk->sk_shutdown;
-	newsk->sk_destruct = sctp_destruct_sock;
+	newsk->sk_destruct = sk->sk_destruct;
 	newsk->sk_family = sk->sk_family;
 	newsk->sk_protocol = IPPROTO_SCTP;
 	newsk->sk_backlog_rcv = sk->sk_prot->backlog_rcv;
@@ -9428,11 +9437,20 @@
 
 #if IS_ENABLED(CONFIG_IPV6)
 
-#include <net/transp_v6.h>
-static void sctp_v6_destroy_sock(struct sock *sk)
+static void sctp_v6_destruct_sock(struct sock *sk)
 {
-	sctp_destroy_sock(sk);
-	inet6_destroy_sock(sk);
+	sctp_destruct_common(sk);
+	inet6_sock_destruct(sk);
+}
+
+static int sctp_v6_init_sock(struct sock *sk)
+{
+	int ret = sctp_init_sock(sk);
+
+	if (!ret)
+		sk->sk_destruct = sctp_v6_destruct_sock;
+
+	return ret;
 }
 
 struct proto sctpv6_prot = {
@@ -9442,8 +9460,8 @@
 	.disconnect	= sctp_disconnect,
 	.accept		= sctp_accept,
 	.ioctl		= sctp_ioctl,
-	.init		= sctp_init_sock,
-	.destroy	= sctp_v6_destroy_sock,
+	.init		= sctp_v6_init_sock,
+	.destroy	= sctp_destroy_sock,
 	.shutdown	= sctp_shutdown,
 	.setsockopt	= sctp_setsockopt,
 	.getsockopt	= sctp_getsockopt,

--
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