Re: [PATCH] hwmon: w83793d: remove redundant assignment to variable res

From: Guenter Roeck
Date: Thu Oct 17 2019 - 09:39:05 EST


On Fri, Oct 11, 2019 at 06:02:15PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> The variable res is being initialized with a value that
> is never read and is being re-assigned a little later on. The
> assignment is redundant and hence can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Applied. Note that I removed the above Addreddes-Coverity tag as
it doesn't really make much sense.

Guenter

> ---
> drivers/hwmon/w83793.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/hwmon/w83793.c b/drivers/hwmon/w83793.c
> index 9df48b70c70c..a0307e6761b8 100644
> --- a/drivers/hwmon/w83793.c
> +++ b/drivers/hwmon/w83793.c
> @@ -2096,7 +2096,7 @@ static struct w83793_data *w83793_update_device(struct device *dev)
> static u8 w83793_read_value(struct i2c_client *client, u16 reg)
> {
> struct w83793_data *data = i2c_get_clientdata(client);
> - u8 res = 0xff;
> + u8 res;
> u8 new_bank = reg >> 8;
>
> new_bank |= data->bank & 0xfc;