From: Andiry Xu <andiry.xu@amd.com>
Date: Wed, 18 Jan 2012 09:47:12 +0000 (+0800)
Subject: xHCI: Cleanup isoc transfer ring when TD length mismatch found
X-Git-Tag: v3.3-rc2~5^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cf840551a884360841bd3d3ce1ad0868ff0b759a;p=pandora-kernel.git

xHCI: Cleanup isoc transfer ring when TD length mismatch found

When a TD length mismatch is found during isoc TRB enqueue, it directly
returns -EINVAL. However, isoc transfer is partially enqueued at this time,
and the ring should be cleared.

This should be backported to kernels as old as 2.6.36, which contain the
commit 522989a27c7badb608155b1f1dea3487ed431f74 "xhci: Fix failed
enqueue in the middle of isoch TD."

Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable@vger.kernel.org
---

Reading git-diff-tree failed