e1000e: add missing bailout on error

...discovered during code inspection.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 15d93141cc1119f1b5646f02f230d7cdd02be4c6..051dfda75fc02df651022fa750270a0e259b6bb2 100644 (file)
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -2077,6 +2077,8 @@ static s32 e1000_lv_phy_workarounds_ich8lan(struct e1000_hw *hw)
 
        /* Set MDIO slow mode before any other MDIO access */
        ret_val = e1000_set_mdio_slow_mode_hv(hw);
+       if (ret_val)
+               return ret_val;
 
        ret_val = hw->phy.ops.acquire(hw);
        if (ret_val)