linux-kernel - Re: [PATCH] drm/amdgpu: remove redundant assignment of variable k

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Date:   Thu, 3 Jun 2021 11:22:08 -0400
From:   Felix Kuehling <felix.kuehling@....com>
To:     Colin King <colin.king@...onical.com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        Xinhui.Pan@....com, David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/amdgpu: remove redundant assignment of variable k

Am 2021-06-03 um 8:34 a.m. schrieb Colin King:
> From: Colin Ian King <colin.king@...onical.com>
>
> The variable k is being assigned a value that is never read, the
> assignment is redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Reviewed-by: Felix Kuehling <Felix.Kuehling@....com>

I'm applying the patch to amd-staging-drm-next.

Thanks,
  Felix


> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> index 2a7bed66d50b..f545dc1248b8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
> @@ -278,7 +278,7 @@ static int amdgpu_amdkfd_remove_eviction_fence(struct amdgpu_bo *bo,
>  	write_seqcount_end(&resv->seq);
>  
>  	/* Drop the references to the removed fences or move them to ef_list */
> -	for (i = j, k = 0; i < old->shared_count; ++i) {
> +	for (i = j; i < old->shared_count; ++i) {
>  		struct dma_fence *f;
>  
>  		f = rcu_dereference_protected(new->shared[i],