Re: [PATCH 23/62] net: phy: mxl-86110: Fix locking in an error path

[Daniel Golle <daniel@makrotopia.org>]

On Mon, Feb 23, 2026 at 02:00:23PM -0800, Bart Van Assche wrote:
> From: Bart Van Assche <bvanassche@acm.org>
> 
> Only call phy_unlock_mdio_bus() if phy_lock_mdio_bus() has been called
> first. This has been detected by the Clang thread-safety analyzer.
> 
> Cc: Daniel Golle <daniel@makrotopia.org>
> Cc: Andrew Lunn <andrew@lunn.ch>
> Cc: Jakub Kicinski <kuba@kernel.org>
> Cc: Xu Liang <lxu@maxlinear.com>
> Cc: netdev@vger.kernel.org
> Fixes: 3d1b3f4ffc0a ("net: phy: mxl-86110: add basic support for MxL86111 PHY")
> Signed-off-by: Bart Van Assche <bvanassche@acm.org>

Reviewed-by: Daniel Golle <daniel@makrotopia.org>

> ---
>  drivers/net/phy/mxl-86110.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/phy/mxl-86110.c b/drivers/net/phy/mxl-86110.c
> index 42a5fe3f115f..d010b023f7b9 100644
> --- a/drivers/net/phy/mxl-86110.c
> +++ b/drivers/net/phy/mxl-86110.c
> @@ -891,7 +891,7 @@ static int mxl86111_config_inband(struct phy_device *phydev, unsigned int modes)
>  			       MII_BMCR, BMCR_ANENABLE,
>  			       (modes == LINK_INBAND_DISABLE) ? 0 : BMCR_ANENABLE);
>  	if (ret < 0)
> -		goto out;
> +		return ret;
>  
>  	phy_lock_mdio_bus(phydev);
>