staging: mt7621-pci: add phy exit call if phy_power_on call fails

Add missing call to 'phy_exit' function if the phy_power_on call fails.
With this call added the error path is properly handled.

Fixes: 07420a02b003 ("staging: mt7621-pci: use gpio perst instead of builtin behaviour")
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
index f6b91b2..da2e180 100644 (file)
--- a/drivers/staging/mt7621-pci/pci-mt7621.c
+++ b/drivers/staging/mt7621-pci/pci-mt7621.c
@@ -436,6 +436,7 @@ static int mt7621_pcie_init_port(struct mt7621_pcie_port *port)
        err = phy_power_on(port->phy);
        if (err) {
                dev_err(dev, "failed to power on port%d phy\n", slot);
+               phy_exit(port->phy);
                return err;
        }