[net-next,PATCH 1/1] net: stmmac: Fix manage error case during stmmac_dvr_probe

[Breno Leitao]

On Mon, Aug 10, 2026 at 05:07:49PM +0200, Christophe Roullier wrote:
> In case of error during stmmac_mdio_register, pm_runtime is not
> cleaning before exit probe.
> 
> Signed-off-by: Christophe Roullier <christophe.roullier at foss.st.com>
> Fixes: 5ec55823438e ("net: stmmac: add clocks management for gmac driver")
> Reviewed-by: Russell King (Oracle) <rmk+kernel at armlinux.org.uk>
> Reviewed-by: Andrew Lunn <andrew at lunn.ch>
> ---
>  drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> index b2b7d0242dd3c..37d06fc6dba47 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> @@ -8080,6 +8080,8 @@ static int __stmmac_dvr_probe(struct device *device,
>  error_pcs_setup:
>  	stmmac_mdio_unregister(ndev);
>  error_mdio_register:
> +	pm_runtime_put_sync(device);
> +	pm_runtime_disable(device);

Confirmed that pm_runtime_get_noresume() and pm_runtime_enabled() are
called  before stmmac_mdio_register()