On Fri, Mar 27, 2015 at 02:01:58PM +0200, Andy Shevchenko wrote:
> On Fri, 2015-03-27 at 13:35 +0200, Peter Ujfalusi wrote:
> > The vd->node is removed from the lists when the transfer started so the
> > vchan_get_all_descriptors() will not find it. This results memory leak.
> >
>
> Acked-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Vinod Koul <vinod.koul@xxxxxxxxx>
Greg,
Please apply this in your queue for next
--
Vinod
>
> Though this one would go via Greg's tty tree (Cc'ed) I think.
> It becomes to regular work flow after 4.1-rc1.
>
>
> > Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
> > CC: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
>
> > ---
> > drivers/dma/hsu/hsu.c | 5 ++++-
> > 1 file changed, 4 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/dma/hsu/hsu.c b/drivers/dma/hsu/hsu.c
> > index 683ba9b62795..d1864bda008f 100644
> > --- a/drivers/dma/hsu/hsu.c
> > +++ b/drivers/dma/hsu/hsu.c
> > @@ -387,7 +387,10 @@ static int hsu_dma_terminate_all(struct dma_chan *chan)
> > spin_lock_irqsave(&hsuc->vchan.lock, flags);
> >
> > hsu_dma_stop_channel(hsuc);
> > - hsuc->desc = NULL;
> > + if (hsuc->desc) {
> > + hsu_dma_desc_free(&hsuc->desc->vchan);
> > + hsuc->desc = NULL;
> > + }
> >
> > vchan_get_all_descriptors(&hsuc->vchan, &head);
> > spin_unlock_irqrestore(&hsuc->vchan.lock, flags);
>
>
> --
> Andy Shevchenko <andriy.shevchenko@xxxxxxxxx>
> Intel Finland Oy
>
--
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