Re: [Qemu-devel] [PATCH] memory: fix flatview_access_valid RCU read lock/unlock imbalance

[Cornelia Huck <cohuck@redhat.com>]

On Wed,  7 Mar 2018 14:02:38 +0100
Paolo Bonzini <pbonzini@redhat.com> wrote:

> Fixes: 11e732a5ed46903f997985bed4c3767ca28a7eb6
> Reported-by: Cornelia Huck <cohuck@redhat.com>
> Reported-by: luigi burdo <intermediadc@hotmail.com>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
>  exec.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/exec.c b/exec.c
> index 604f03c535..a9181e6417 100644
> --- a/exec.c
> +++ b/exec.c
> @@ -3393,7 +3393,6 @@ static bool flatview_access_valid(FlatView *fv, hwaddr addr, int len,
>          if (!memory_access_is_direct(mr, is_write)) {
>              l = memory_access_size(mr, l, addr);
>              if (!memory_region_access_valid(mr, xlat, l, is_write)) {
> -                rcu_read_unlock();
>                  return false;
>              }
>          }

Thanks, that fixes master for me.

Tested-by: Cornelia Huck <cohuck@redhat.com>