tree 9b7dfd0feb36b73060d81d38df7b7db88aefd3e9
parent 7c24814f7eb9a194b11507b43ca0b947415754c2
author Andiry Xu <andiry.xu@amd.com> 1326880032 +0800
committer Sarah Sharp <sarah.a.sharp@linux.intel.com> 1327524919 -0800

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