Re: [PATCH v3 3/5] staging: et131x: stop read when hit max delay in et131x_phy_mii_read

[Mark Einon <mark.einon@gmail.com>]

On Wed, Nov 20, 2013 at 03:56:32PM +0800, ZHAO Gang wrote:
> stop read and return error when hit max delay time.
> 
> Signed-off-by: ZHAO Gang <gamerh2o@gmail.com>

Acked-by: Mark Einon <mark.einon@gmail.com>

> ---
>  drivers/staging/et131x/et131x.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c
> index cda037a..6254a6b 100644
> --- a/drivers/staging/et131x/et131x.c
> +++ b/drivers/staging/et131x/et131x.c
> @@ -1392,6 +1392,7 @@ static int et131x_phy_mii_read(struct et131x_adapter *adapter, u8 addr,
>  			    mii_indicator);
>  
>  		status = -EIO;
> +		goto out;
>  	}
>  
>  	/* If we hit here we were able to read the register and we need to
> @@ -1399,6 +1400,7 @@ static int et131x_phy_mii_read(struct et131x_adapter *adapter, u8 addr,
>  	 */
>  	*value = readl(&mac->mii_mgmt_stat) & ET_MAC_MIIMGMT_STAT_PHYCRTL_MASK;
>  
> +out:
>  	/* Stop the read operation */
>  	writel(0, &mac->mii_mgmt_cmd);
>  
> -- 
> 1.8.3.1
>