linux-kernel - Re: [Outreachy kernel] [PATCH] Staging: media: atomisp: Merge assignment with return

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Message-ID: <alpine.DEB.2.20.1709121627340.3149@hadrien>
Date:   Tue, 12 Sep 2017 16:27:55 +0200 (CEST)
From:   Julia Lawall <julia.lawall@...6.fr>
To:     Srishti Sharma <srishtishar@...il.com>
cc:     mchehab@...nel.org, gregkh@...uxfoundation.org,
        linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, outreachy-kernel@...glegroups.com
Subject: Re: [Outreachy kernel] [PATCH] Staging: media: atomisp: Merge
 assignment with return



On Tue, 12 Sep 2017, Srishti Sharma wrote:

> Merge the assignment and the return statements to return the value
> directly. Done using the following semantic patch by coccinelle.
>
> @@
> local idexpression ret;
> expression e;
> @@
>
> -ret =
> +return
>      e;
> -return ret;
>
> Signed-off-by: Srishti Sharma <srishtishar@...il.com>

Acked-by: Julia Lawall <julia.lawall@...6.fr>


> ---
>  drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm_bo.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm_bo.c b/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm_bo.c
> index 11162f5..e6ddfbf 100644
> --- a/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm_bo.c
> +++ b/drivers/staging/media/atomisp/pci/atomisp2/hmm/hmm_bo.c
> @@ -1168,13 +1168,9 @@ void hmm_bo_free_pages(struct hmm_buffer_object *bo)
>
>  int hmm_bo_page_allocated(struct hmm_buffer_object *bo)
>  {
> -	int ret;
> -
>  	check_bo_null_return(bo, 0);
>
> -	ret = bo->status & HMM_BO_PAGE_ALLOCED;
> -
> -	return ret;
> +	return bo->status & HMM_BO_PAGE_ALLOCED;
>  }
>
>  /*
> --
> 2.7.4
>
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