[FIX - fatal bug in driver]...exploringBB/extras/kernel/ebbchar/ebbch…

…ar.ko crashes kernel derekmolloy#23
ZoranStojsavljevic · Sep 12, 2020 · 0eebed8 · 0eebed8
1 parent 6fb1269
commit 0eebed8
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/extras/kernel/ebbchar/ebbchar.c b/extras/kernel/ebbchar/ebbchar.c
@@ -93,7 +93,6 @@ static int __init ebbchar_init(void){
  */
 static void __exit ebbchar_exit(void){
    device_destroy(ebbcharClass, MKDEV(majorNumber, 0));     // remove the device
-   class_unregister(ebbcharClass);                          // unregister the device class
    class_destroy(ebbcharClass);                             // remove the device class
    unregister_chrdev(majorNumber, DEVICE_NAME);             // unregister the major number
    printk(KERN_INFO "EBBChar: Goodbye from the LKM!\n");