Re: [PATCH net V2 1/2] net: stmmac: Premature loop termination check was ignored on rx

[Piotr Raczynski]

On Thu, Mar 16, 2023 at 08:59:39AM +0100, Jochen Henneberg wrote:
> The premature loop termination check makes sense only in case of the
> jump to read_again where the count may have been updated. But
> read_again did not include the check.
> 
> Fixes: ec222003bd94 ("net: stmmac: Prepare to add Split Header support")
> Signed-off-by: Jochen Henneberg <jh@xxxxxxxxxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> index e4902a7bb61e..ea51c7c93101 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> @@ -5221,10 +5221,10 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
>  			len = 0;
>  		}
>  
> +read_again:
>  		if (count >= limit)
>  			break;
>  
> -read_again:
>  		buf1_len = 0;
>  		buf2_len = 0;
>  		entry = next_entry;
> -- 
> 2.39.2
> 
LGTM, thanks.
Reviewed-by: Piotr Raczynski <piotr.raczynski@xxxxxxxxx>