Re: [PATCH] input: ims-pcu: remove redundant assignment to variable 'error'

From: Dan Carpenter
Date: Wed Jun 03 2020 - 10:10:09 EST


On Wed, Jun 03, 2020 at 02:51:02PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> The variable error is being initialized with a value that is
> never read and the -ENOMEM error return is being returned anyhow
> by the error exit path to label err_free_mem. The assignment is
> redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/input/misc/ims-pcu.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c
> index d8dbfc030d0f..4ba68aa3d281 100644
> --- a/drivers/input/misc/ims-pcu.c
> +++ b/drivers/input/misc/ims-pcu.c
> @@ -292,7 +292,6 @@ static int ims_pcu_setup_gamepad(struct ims_pcu *pcu)
> if (!gamepad || !input) {
> dev_err(pcu->dev,
> "Not enough memory for gamepad device\n");
> - error = -ENOMEM;
> goto err_free_mem;

It would be better to change the return instead.

regards,
dan carpenter