From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/net/rose/af_rose.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/kernel/net/rose/af_rose.c b/kernel/net/rose/af_rose.c
index 29a208e..86c93cf 100644
--- a/kernel/net/rose/af_rose.c
+++ b/kernel/net/rose/af_rose.c
@@ -487,6 +487,12 @@
{
struct sock *sk = sock->sk;
+ lock_sock(sk);
+ if (sock->state != SS_UNCONNECTED) {
+ release_sock(sk);
+ return -EINVAL;
+ }
+
if (sk->sk_state != TCP_LISTEN) {
struct rose_sock *rose = rose_sk(sk);
@@ -496,8 +502,10 @@
memset(rose->dest_digis, 0, AX25_ADDR_LEN * ROSE_MAX_DIGIS);
sk->sk_max_ack_backlog = backlog;
sk->sk_state = TCP_LISTEN;
+ release_sock(sk);
return 0;
}
+ release_sock(sk);
return -EOPNOTSUPP;
}
--
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