[PATCH] Compaq PCI Hotplug driver bugfix

[Greg KH <greg@kroah.com>]

Hi,

Here's a patch against 2.4.18-pre4 for the Compaq PCI Hotplug driver
that fixes two memory leaks in the driver (one if registering a slot
fails, and the other when the driver is unloaded from the kernel.)

thanks,

greg k-h


diff -Nru a/drivers/hotplug/cpqphp_core.c b/drivers/hotplug/cpqphp_core.c
--- a/drivers/hotplug/cpqphp_core.c	Wed Jan 16 12:10:57 2002
+++ b/drivers/hotplug/cpqphp_core.c	Wed Jan 16 12:10:57 2002
@@ -404,6 +404,10 @@
 		result = pci_hp_register (new_slot->hotplug_slot);
 		if (result) {
 			err ("pci_hp_register failed with error %d\n", result);
+			kfree (new_slot->hotplug_slot->info);
+			kfree (new_slot->hotplug_slot->name);
+			kfree (new_slot->hotplug_slot);
+			kfree (new_slot);
 			return result;
 		}
 		
@@ -429,6 +433,8 @@
 	while (old_slot) {
 		next_slot = old_slot->next;
 		pci_hp_deregister (old_slot->hotplug_slot);
+		kfree(old_slot->hotplug_slot->info);
+		kfree(old_slot->hotplug_slot->name);
 		kfree(old_slot->hotplug_slot);
 		kfree(old_slot);
 		old_slot = next_slot;