[PATCH 1/4] dma-buf: dma_fence_put is NULL save

[Alex Deucher]

On Wed, Jul 26, 2017 at 9:12 AM, Christian König
<deathsimple at vodafone.de> wrote:
> From: Christian König <christian.koenig at amd.com>
>
> No need to check.
>
> Signed-off-by: Christian König <christian.koenig at amd.com>

Patch title: s/save/safe/
With that fixed:
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/dma-buf/reservation.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c
> index 9d4316d..dfcd4ef3 100644
> --- a/drivers/dma-buf/reservation.c
> +++ b/drivers/dma-buf/reservation.c
> @@ -195,8 +195,7 @@ reservation_object_add_shared_replace(struct reservation_object *obj,
>         if (old)
>                 kfree_rcu(old, rcu);
>
> -       if (old_fence)
> -               dma_fence_put(old_fence);
> +       dma_fence_put(old_fence);
>  }
>
>  /**
> @@ -258,8 +257,7 @@ void reservation_object_add_excl_fence(struct reservation_object *obj,
>                 dma_fence_put(rcu_dereference_protected(old->shared[i],
>                                                 reservation_object_held(obj)));
>
> -       if (old_fence)
> -               dma_fence_put(old_fence);
> +       dma_fence_put(old_fence);
>  }
>  EXPORT_SYMBOL(reservation_object_add_excl_fence);
>
> --
> 2.7.4
>
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