Re: [PATCH] media: atomisp: pci: remove unneeded variable 'err'

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On Sun, Apr 18, 2021 at 08:13:23PM +0530, Saurav Girepunje wrote:
> Fix the following coccicheck warning:
> 
> drivers/staging/media/atomisp/pci/sh_css_mipi.c:39:5-8:
> Unneeded variable: "err". Return "0" on line 44
> 
> Signed-off-by: Saurav Girepunje <saurav.girepunje@xxxxxxxxxx>
> ---
>  drivers/staging/media/atomisp/pci/sh_css_mipi.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/media/atomisp/pci/sh_css_mipi.c b/drivers/staging/media/atomisp/pci/sh_css_mipi.c
> index d5ae7f0b5864..708903a31b08 100644
> --- a/drivers/staging/media/atomisp/pci/sh_css_mipi.c
> +++ b/drivers/staging/media/atomisp/pci/sh_css_mipi.c
> @@ -36,12 +36,11 @@ ref_count_mipi_allocation[N_CSI_PORTS]; /* Initialized in mipi_init */
>  int
>  ia_css_mipi_frame_specify(const unsigned int size_mem_words,
>  			  const bool contiguous) {
> -	int err = 0;
>  
>  	my_css.size_mem_words = size_mem_words;
>  	(void)contiguous;
>  
> -	return err;
> +	return 0;
>  }
>  
>  /*
> -- 
> 2.25.1
> 
> 

Hi Saurav,

this ia_css_mipi_frame_specify seems to be unused. On
header file, before the prototype it is said that it could
be removed only when all drivers moved to a new API.

Is that comment obsolete?

thank you,

fabio




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