From: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Date: Wed, 4 Nov 2009 06:02:22 +0000 (-0800)
Subject: USB: xhci: Fix bug memory free after failed initialization.
X-Git-Tag: v2.6.32-rc8~12^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d94c05e33d9212ee67b8d4998f984cc71df8168b;p=pandora-kernel.git

USB: xhci: Fix bug memory free after failed initialization.

If the xHCI driver fails during the memory initialization, xhci->ir_set
may not be a valid pointer.  Check that it points to valid DMA'able memory
before writing to that address during the memory freeing process.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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