Re: [PATCH] ixgbe: Remove self-assignment code

[Vadim Fedorenko <vadim.fedorenko@linux.dev>]

On 05/09/2025 03:55, liuqiangneo@163.com wrote:
> From: Qiang Liu <liuqiang@kylinos.cn>
> 
> After obtaining the register value via raw_desc,
> redundant self-assignment operations can be removed.
> 
> Signed-off-by: Qiang Liu <liuqiang@kylinos.cn>
> ---
>   drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c | 8 ++------
>   1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
> index bfeef5b0b99d..6efedf04a963 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
> @@ -143,18 +143,14 @@ static int ixgbe_aci_send_cmd_execute(struct ixgbe_hw *hw,
>   
>   	/* Read sync Admin Command response */
>   	if ((hicr & IXGBE_PF_HICR_SV)) {
> -		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) {
> +		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++)
>   			raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA(i));
> -			raw_desc[i] = raw_desc[i];
> -		}
>   	}
>   
>   	/* Read async Admin Command response */
>   	if ((hicr & IXGBE_PF_HICR_EV) && !(hicr & IXGBE_PF_HICR_C)) {
> -		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) {
> +		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++)
>   			raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA_2(i));
> -			raw_desc[i] = raw_desc[i];
> -		}
>   	}
>   
>   	/* Handle timeout and invalid state of HICR register */

LGTM,
Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>