From: Amos Kong <kongjianjun@gmail.com>
Date: Wed, 23 May 2012 03:58:40 +0000 (-0600)
Subject: PCI: acpiphp: fix function 0 leak when disabling a slot
X-Git-Tag: v3.6-rc1~112^2~20^2~1
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=638f293307b5787b69bf0a0bc915aed491efbec9;p=~emulex%2Finfiniband.git

PCI: acpiphp: fix function 0 leak when disabling a slot

Previously, we acquired two references to function 0, but only released
one.

[bhelgaas: split this out from "remove all functions" fix]
Signed-off-by: Amos Kong <kongjianjun@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
---

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 62d0ae4dfca..c8f99910276 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -893,6 +893,7 @@ static int disable_device(struct acpiphp_slot *slot)
 	pdev = pci_get_slot(bus, PCI_DEVFN(slot->device, 0));
 	if (!pdev)
 		goto err_exit;
+	pci_dev_put(pdev);
 
 	list_for_each_entry(func, &slot->funcs, sibling) {
 		if (func->bridge) {