rtl88x2CE_WiFi_linux driver

hc

2024-05-10 cde9070d9970eef1f7ec2360586c802a16230ad8

 kernel/net/bluetooth/bnep/sock.c
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@@ -49,18 +49,17 @@
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 	return 0;
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 }
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-static int bnep_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
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+static int do_bnep_sock_ioctl(struct socket *sock, unsigned int cmd, void __user *argp)
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 {
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 	struct bnep_connlist_req cl;
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 	struct bnep_connadd_req  ca;
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 	struct bnep_conndel_req  cd;
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 	struct bnep_conninfo ci;
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 	struct socket *nsock;
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-	void __user *argp = (void __user *)arg;
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 	__u32 supp_feat = BIT(BNEP_SETUP_RESPONSE);
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 	int err;
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-	BT_DBG("cmd %x arg %lx", cmd, arg);
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+	BT_DBG("cmd %x arg %p", cmd, argp);
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 	switch (cmd) {
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 	case BNEPCONNADD:
..
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@@ -134,16 +133,22 @@
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 	return 0;
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 }
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+static int bnep_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
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+{
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+	return do_bnep_sock_ioctl(sock, cmd, (void __user *)arg);
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+}
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+
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 #ifdef CONFIG_COMPAT
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 static int bnep_sock_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
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 {
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+	void __user *argp = compat_ptr(arg);
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 	if (cmd == BNEPGETCONNLIST) {
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 		struct bnep_connlist_req cl;
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+		unsigned __user *p = argp;
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 		u32 uci;
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 		int err;
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-		if (get_user(cl.cnum, (u32 __user *) arg) ||
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-				get_user(uci, (u32 __user *) (arg + 4)))
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+		if (get_user(cl.cnum, p) || get_user(uci, p + 1))
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 			return -EFAULT;
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 		cl.ci = compat_ptr(uci);
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@@ -153,13 +158,13 @@
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 		err = bnep_get_connlist(&cl);
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-		if (!err && put_user(cl.cnum, (u32 __user *) arg))
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+		if (!err && put_user(cl.cnum, p))
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 			err = -EFAULT;
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 		return err;
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 	}
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-	return bnep_sock_ioctl(sock, cmd, arg);
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+	return do_bnep_sock_ioctl(sock, cmd, argp);
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 }
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 #endif
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@@ -177,8 +182,6 @@
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 	.recvmsg	= sock_no_recvmsg,
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 	.listen		= sock_no_listen,
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 	.shutdown	= sock_no_shutdown,
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-	.setsockopt	= sock_no_setsockopt,
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-	.getsockopt	= sock_no_getsockopt,
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 	.connect	= sock_no_connect,
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 	.socketpair	= sock_no_socketpair,
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 	.accept		= sock_no_accept,