Re: [PATCH] Yet more PCI fixes for 2.5.73

From: Greg KH (greg@kroah.com)
Date: Thu Jun 26 2003 - 19:51:44 EST


ChangeSet 1.1500, 2003/06/26 16:04:35-07:00, greg@kroah.com

[PATCH] PCI Hotplug: cpci: fix delete bug and add release() callback

 drivers/pci/hotplug/cpci_hotplug_core.c | 22 ++++++++++++++++------
 1 files changed, 16 insertions(+), 6 deletions(-)

diff -Nru a/drivers/pci/hotplug/cpci_hotplug_core.c b/drivers/pci/hotplug/cpci_hotplug_core.c
--- a/drivers/pci/hotplug/cpci_hotplug_core.c Thu Jun 26 17:39:13 2003
+++ b/drivers/pci/hotplug/cpci_hotplug_core.c Thu Jun 26 17:39:13 2003
@@ -278,6 +278,19 @@
         return 0;
 }
 
+static void release_slot(struct hotplug_slot *hotplug_slot)
+{
+ struct slot *slot = get_slot(hotplug_slot, __FUNCTION__);
+
+ if(slot == NULL)
+ return;
+
+ kfree(slot->hotplug_slot->info);
+ kfree(slot->hotplug_slot->name);
+ kfree(slot->hotplug_slot);
+ kfree(slot);
+}
+
 #define SLOT_NAME_SIZE 6
 static void
 make_slot_name(struct slot *slot)
@@ -346,6 +359,7 @@
                 slot->devfn = PCI_DEVFN(i, 0);
 
                 hotplug_slot->private = slot;
+ hotplug_slot->release = &release_slot;
                 make_slot_name(slot);
                 hotplug_slot->ops = &cpci_hotplug_slot_ops;
 
@@ -382,6 +396,7 @@
 {
         struct slot *slot;
         struct list_head *tmp;
+ struct list_head *next;
         int status;
 
         if(!bus) {
@@ -393,7 +408,7 @@
                 spin_unlock(&list_lock);
                 return -1;
         }
- list_for_each(tmp, &slot_list) {
+ list_for_each_safe(tmp, next, &slot_list) {
                 slot = list_entry(tmp, struct slot, slot_list);
                 if(slot->bus == bus) {
                         dbg("deregistering slot %s", slot->hotplug_slot->name);
@@ -405,11 +420,6 @@
                         }
 
                         list_del(&slot->slot_list);
- kfree(slot->hotplug_slot->info);
- kfree(slot->hotplug_slot->name);
- kfree(slot->hotplug_slot);
- kfree(slot);
-
                         slots--;
                 }
         }

-
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