[PATCH] PCI Hotplug: fix CPCI reference counting bug
Here's a patch that fixes up the pci_dev refcounting in the CPCI code.
I've done some testing against it and it seems fine here.
Signed-off-by: Scott Murray <scottm@somanetworks.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/pci/hotplug/cpci_hotplug_pci.c b/drivers/pci/hotplug/cpci_hotplug_pci.c
index c878028..225b5e5 100644
--- a/drivers/pci/hotplug/cpci_hotplug_pci.c
+++ b/drivers/pci/hotplug/cpci_hotplug_pci.c
@@ -315,9 +315,12 @@
PCI_DEVFN(PCI_SLOT(slot->devfn), i));
if (dev) {
pci_remove_bus_device(dev);
- slot->dev = NULL;
+ pci_dev_put(dev);
}
}
+ pci_dev_put(slot->dev);
+ slot->dev = NULL;
+
dbg("%s - exit", __FUNCTION__);
return 0;
}