linux-kernel - [PATCH] pci: Make pci_dev struct point to NULL.

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Date:	Fri, 4 Dec 2009 22:35:12 +0600
From:	Rakib Mullick <rakib.mullick@...il.com>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	linux-pci@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH] pci: Make pci_dev struct point to NULL.

 pci: Make pci_dev struct point to NULL.

In function enable_device of acpiphp_glue.c, structure pci_dev
doesn't point anything. Due to the check in line 975 we might
end up being uninitialized. So make it point to NULL.

---
Signed-off-by: Rakib Mullick <rakib.mullick@...il.com>

--- linus/drivers/pci/hotplug/acpiphp_glue.c	2009-12-03 21:30:57.000000000 +0600
+++ rakib/drivers/pci/hotplug/acpiphp_glue.c	2009-12-03 23:53:44.000000000 +0600
@@ -964,7 +964,7 @@ static int acpiphp_bus_trim(acpi_handle
  */
 static int __ref enable_device(struct acpiphp_slot *slot)
 {
-	struct pci_dev *dev;
+	struct pci_dev *dev = NULL;
 	struct pci_bus *bus = slot->bridge->pci_bus;
 	struct list_head *l;
 	struct acpiphp_func *func;
--
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