net: phy: mscc: fix deadlock in vsc85xx_default_config

[sfrench/cifs-2.6.git] / drivers / net / phy / mscc.c

diff --git a/drivers/net/phy/mscc.c b/drivers/net/phy/mscc.c
index a2e59f4f6f01fcfa5b4c754529a68ac1fb57e095..7cae175177449fc4eacae8a3a972bba59043ce6e 100644 (file)
--- a/drivers/net/phy/mscc.c
+++ b/drivers/net/phy/mscc.c
@@ -810,17 +810,13 @@ static int vsc85xx_default_config(struct phy_device *phydev)
 
        phydev->mdix_ctrl = ETH_TP_MDI_AUTO;
        mutex_lock(&phydev->lock);
-       rc = phy_select_page(phydev, MSCC_PHY_PAGE_EXTENDED_2);
-       if (rc < 0)
-               goto out_unlock;
 
-       reg_val = phy_read(phydev, MSCC_PHY_RGMII_CNTL);
-       reg_val &= ~(RGMII_RX_CLK_DELAY_MASK);
-       reg_val |= (RGMII_RX_CLK_DELAY_1_1_NS << RGMII_RX_CLK_DELAY_POS);
-       phy_write(phydev, MSCC_PHY_RGMII_CNTL, reg_val);
+       reg_val = RGMII_RX_CLK_DELAY_1_1_NS << RGMII_RX_CLK_DELAY_POS;
+
+       rc = phy_modify_paged(phydev, MSCC_PHY_PAGE_EXTENDED_2,
+                             MSCC_PHY_RGMII_CNTL, RGMII_RX_CLK_DELAY_MASK,
+                             reg_val);
 
-out_unlock:
-       rc = phy_restore_page(phydev, rc, rc > 0 ? 0 : rc);
        mutex_unlock(&phydev->lock);
 
        return rc;