From: Greg KH <gregkh@suse.de>
Date: Thu, 21 Aug 2008 20:47:58 +0000 (-0700)
Subject: PCI: fix reference leak in pci_get_dev_by_id()
X-Git-Tag: v2.6.27-rc5~36^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ebca4f1bce1eb7b91a63c515db66316db9391221;p=pandora-kernel.git

PCI: fix reference leak in pci_get_dev_by_id()

Alex Chiang and Matthew Wilcox pointed out that pci_get_dev_by_id() does
not properly decrement the reference on the from pointer if it is
present, like the documentation for the function states it will.

It fixes a pretty bad leak in the hotplug core (we were leaking an
entire struct pci_dev for each function of each offlined card, the first
time around; subsequent onlines/offlines were ok).

Cc: Matthew Wilcox <matthew@wil.cx>
Cc: stable <stable@kernel.org>
Tested-by: Alex Chiang <achiang@hp.com>
Acked-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
---

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