linux-kernel - Re: [PATCH] staging: android: ion: remove redundant variable table

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Date:   Wed, 1 Nov 2017 16:08:44 -0700
From:   Laura Abbott <labbott@...hat.com>
To:     Colin King <colin.king@...onical.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arve Hjønnevåg <arve@...roid.com>,
        Riley Andrews <riandrews@...roid.com>,
        devel@...verdev.osuosl.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: android: ion: remove redundant variable table

On 10/31/2017 07:02 AM, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> Variable table is being set but is never read, it is therefore
> redundant and can be removed. Cleans up clang warning:
> 
> drivers/staging/android/ion/ion.c:112:2: warning: Value stored to 'table' is never read
> 

Acked-by: Laura Abbott <labbott@...hat.com>

> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>  drivers/staging/android/ion/ion.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
> index 93e2c90fa77d..a7d9b0e98572 100644
> --- a/drivers/staging/android/ion/ion.c
> +++ b/drivers/staging/android/ion/ion.c
> @@ -81,7 +81,6 @@ static struct ion_buffer *ion_buffer_create(struct ion_heap *heap,
>  					    unsigned long flags)
>  {
>  	struct ion_buffer *buffer;
> -	struct sg_table *table;
>  	int ret;
>  
>  	buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
> @@ -109,7 +108,6 @@ static struct ion_buffer *ion_buffer_create(struct ion_heap *heap,
>  		goto err1;
>  	}
>  
> -	table = buffer->sg_table;
>  	buffer->dev = dev;
>  	buffer->size = len;
>  
>