From: seantywork <seantywork@gmail.com>
Date: Thu, 19 Jun 2025 09:03:13 +0000 (+0100)
Subject: segfault
X-Git-Url: https://git.feebdaed.xyz/?a=commitdiff_plain;h=6bbb2220910ffd3ec328e13e18227faee3c8b29d;p=linuxyz.git

segfault
---

diff --git a/kgpio-irqsock/kgpio_irqsk.c b/kgpio-irqsock/kgpio_irqsk.c
index eaeb1e2..f89de3d 100644
--- a/kgpio-irqsock/kgpio_irqsk.c
+++ b/kgpio-irqsock/kgpio_irqsk.c
@@ -725,8 +725,6 @@ static int __init ksock_gpio_init(void) {
 
 static void __exit ksock_gpio_exit(void) {
 
-	unregister_netdev(geth_devs);
-	free_netdev(geth_devs);
 
 	if(gpio_ctl_o != 0){
 
@@ -740,6 +738,12 @@ static void __exit ksock_gpio_exit(void) {
 		free_irq(gpio_data_i_irq, NULL);
 	}
 
+	if(gpio_ctl_i != 0 && gpio_ctl_o != 0){
+
+		unregister_netdev(geth_devs);
+		free_netdev(geth_devs);
+	}
+
 	printk("gpio irqsk: module is removed from the kernel\n");
 }