From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/drivers/net/wireless/marvell/libertas/main.c | 26 +++++++++++++++-----------
1 files changed, 15 insertions(+), 11 deletions(-)
diff --git a/kernel/drivers/net/wireless/marvell/libertas/main.c b/kernel/drivers/net/wireless/marvell/libertas/main.c
index f22e1c2..ee4cf34 100644
--- a/kernel/drivers/net/wireless/marvell/libertas/main.c
+++ b/kernel/drivers/net/wireless/marvell/libertas/main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* This file contains the major functions in WLAN
* driver. It includes init, exit, open, close and main
@@ -720,7 +721,7 @@
* lbs_cmd_timeout_handler - handles the timeout of command sending.
* It will re-send the same command again.
*
- * @data: &struct lbs_private pointer
+ * @t: Context from which to retrieve a &struct lbs_private pointer
*/
static void lbs_cmd_timeout_handler(struct timer_list *t)
{
@@ -754,7 +755,7 @@
* to the hardware. This is known to frequently happen with SD8686 when
* waking up after a Wake-on-WLAN-triggered resume.
*
- * @data: &struct lbs_private pointer
+ * @t: Context from which to retrieve a &struct lbs_private pointer
*/
static void lbs_tx_lockup_handler(struct timer_list *t)
{
@@ -776,7 +777,7 @@
/**
* auto_deepsleep_timer_fn - put the device back to deep sleep mode when
* timer expires and no activity (command, event, data etc.) is detected.
- * @data: &struct lbs_private pointer
+ * @t: Context from which to retrieve a &struct lbs_private pointer
* returns: N/A
*/
static void auto_deepsleep_timer_fn(struct timer_list *t)
@@ -907,25 +908,29 @@
struct net_device *dev;
struct wireless_dev *wdev;
struct lbs_private *priv = NULL;
+ int err;
/* Allocate an Ethernet device and register it */
wdev = lbs_cfg_alloc(dmdev);
if (IS_ERR(wdev)) {
+ err = PTR_ERR(wdev);
pr_err("cfg80211 init failed\n");
- goto done;
+ goto err_cfg;
}
wdev->iftype = NL80211_IFTYPE_STATION;
priv = wdev_priv(wdev);
priv->wdev = wdev;
- if (lbs_init_adapter(priv)) {
+ err = lbs_init_adapter(priv);
+ if (err) {
pr_err("failed to initialize adapter structure\n");
goto err_wdev;
}
dev = alloc_netdev(0, "wlan%d", NET_NAME_UNKNOWN, ether_setup);
if (!dev) {
+ err = -ENOMEM;
dev_err(dmdev, "no memory for network device instance\n");
goto err_adapter;
}
@@ -949,6 +954,7 @@
init_waitqueue_head(&priv->waitq);
priv->main_thread = kthread_run(lbs_thread, dev, "lbs_main");
if (IS_ERR(priv->main_thread)) {
+ err = PTR_ERR(priv->main_thread);
lbs_deb_thread("Error creating main thread.\n");
goto err_ndev;
}
@@ -961,7 +967,7 @@
priv->wol_gap = 20;
priv->ehs_remove_supported = true;
- goto done;
+ return priv;
err_ndev:
free_netdev(dev);
@@ -972,10 +978,8 @@
err_wdev:
lbs_cfg_free(priv);
- priv = NULL;
-
-done:
- return priv;
+ err_cfg:
+ return ERR_PTR(err);
}
EXPORT_SYMBOL_GPL(lbs_add_card);
@@ -1042,7 +1046,7 @@
int lbs_start_card(struct lbs_private *priv)
{
struct net_device *dev = priv->dev;
- int ret = -1;
+ int ret;
/* poke the firmware */
ret = lbs_setup_firmware(priv);
--
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