Re: [PATCH] i2c/busses:remove unneeded variable: "ret"
From: Joel Stanley
Date: Tue Feb 23 2021 - 06:19:43 EST
On Tue, 23 Feb 2021 at 08:04, <dingsenjie@xxxxxxx> wrote:
>
> From: dingsenjie <dingsenjie@xxxxxxxxxx>
>
> remove unneeded variable: "ret".
>
> Signed-off-by: dingsenjie <dingsenjie@xxxxxxxxxx>
Thanks for the patch. Instead of removing the unused variable, I think
the code could be improved to return error codes when the recovery
fails.
Cheers,
Joel
> ---
> drivers/i2c/busses/i2c-aspeed.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
> index 724bf30..efad900 100644
> --- a/drivers/i2c/busses/i2c-aspeed.c
> +++ b/drivers/i2c/busses/i2c-aspeed.c
> @@ -175,7 +175,6 @@ struct aspeed_i2c_bus {
> static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus)
> {
> unsigned long time_left, flags;
> - int ret = 0;
> u32 command;
>
> spin_lock_irqsave(&bus->lock, flags);
> @@ -232,7 +231,7 @@ static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus)
> out:
> spin_unlock_irqrestore(&bus->lock, flags);
>
> - return ret;
> + return 0;
>
> reset_out:
> spin_unlock_irqrestore(&bus->lock, flags);
> --
> 1.9.1
>
>