e1000: get rid of duplicate exit path

By using goto statement, we can achieve sharing the same exit path so
that code duplication could be minimized.

Signed-off-by: Jean Sacren <sakiwit@gmail.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/e1000/e1000_hw.c b/drivers/net/ethernet/intel/e1000/e1000_hw.c
index dbae55e..9c06456 100644 (file)
--- a/drivers/net/ethernet/intel/e1000/e1000_hw.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_hw.c
@@ -2822,14 +2822,13 @@ s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data)
            (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
                ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
                                                 (u16) reg_addr);
-               if (ret_val) {
-                       spin_unlock_irqrestore(&e1000_phy_lock, flags);
-                       return ret_val;
-               }
+               if (ret_val)
+                       goto out;
        }
 
        ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
                                        phy_data);
+out:
        spin_unlock_irqrestore(&e1000_phy_lock, flags);
 
        return ret_val;