Re: [Xen-devel] [PATCH] IOMMU: release lock on new exit path

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Nov 07, 2016 at 08:29:15AM -0700, Jan Beulich wrote:
> This was overlooked in 7b2842a414 ("IOMMU: replace ASSERT()s checking
> for NULL").
> 
> Reported-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

Thanks!
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> --- a/xen/drivers/passthrough/io.c
> +++ b/xen/drivers/passthrough/io.c
> @@ -168,6 +168,7 @@ static void pt_irq_time_out(void *data)
>      if ( unlikely(!dpci) )
>      {
>          ASSERT_UNREACHABLE();
> +        spin_unlock(&irq_map->dom->event_lock);
>          return;
>      }
>      list_for_each_entry ( digl, &irq_map->digl_list, list )
> 
> 
> 

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