linux-kernel - Re: [PATCH][next] staging: wilc1000: remove redundant assignment to variable result

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Date:   Thu, 16 Jan 2020 11:08:50 +0000
From:   <Claudiu.Beznea@...rochip.com>
To:     <colin.king@...onical.com>, <Adham.Abozaeid@...rochip.com>,
        <Ajay.Kathat@...rochip.com>, <gregkh@...uxfoundation.org>,
        <linux-wireless@...r.kernel.org>, <devel@...verdev.osuosl.org>
CC:     <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][next] staging: wilc1000: remove redundant assignment to
 variable result



On 14.01.2020 19:27, Colin King wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> From: Colin Ian King <colin.king@...onical.com>
> 
> The variable result is being initialized with a value that
> is never read and is being re-assigned later on. The assignment
> is redundant and hence can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Reviewed-by: Claudiu Beznea <claudiu.beznea@...rochip.com>

> ---
>  drivers/staging/wilc1000/spi.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/wilc1000/spi.c b/drivers/staging/wilc1000/spi.c
> index 55f8757325f0..8694ab5fcb22 100644
> --- a/drivers/staging/wilc1000/spi.c
> +++ b/drivers/staging/wilc1000/spi.c
> @@ -733,7 +733,7 @@ static int spi_internal_read(struct wilc *wilc, u32 adr, u32 *data)
>  static int wilc_spi_write_reg(struct wilc *wilc, u32 addr, u32 data)
>  {
>         struct spi_device *spi = to_spi_device(wilc->dev);
> -       int result = N_OK;
> +       int result;
>         u8 cmd = CMD_SINGLE_WRITE;
>         u8 clockless = 0;
> 
> @@ -782,7 +782,7 @@ static int wilc_spi_write(struct wilc *wilc, u32 addr, u8 *buf, u32 size)
>  static int wilc_spi_read_reg(struct wilc *wilc, u32 addr, u32 *data)
>  {
>         struct spi_device *spi = to_spi_device(wilc->dev);
> -       int result = N_OK;
> +       int result;
>         u8 cmd = CMD_SINGLE_READ;
>         u8 clockless = 0;
> 
> --
> 2.24.0
> 
>