net: stmmac: fix reset gpio free missing

Commit 984203ceff27 ("net: stmmac: mdio: remove reset gpio free")
removed the reset gpio free, when the driver is unbinded or rmmod,
we miss the gpio free.

This patch uses managed API to request the reset gpio, so that the
gpio could be freed properly.

Fixes: 984203ceff27 ("net: stmmac: mdio: remove reset gpio free")
Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index bdd351597b55251b35e17daf43aeff643912e33b..093a223fe40882cfdc8dae34f1a603034991a112 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -267,7 +267,8 @@ int stmmac_mdio_reset(struct mii_bus *bus)
                        of_property_read_u32_array(np,
                                "snps,reset-delays-us", data->delays, 3);
 
-                       if (gpio_request(data->reset_gpio, "mdio-reset"))
+                       if (devm_gpio_request(priv->device, data->reset_gpio,
+                                             "mdio-reset"))
                                return 0;
                }