e1000e: reduce scope of some variables, remove unnecessary ones

Static analysis of the driver code found some variables for which the scope
can be reduced, or remove the variable altogether.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index dfa44de9cf0d..323fd12c306b 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -1255,7 +1255,6 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
 {
         struct e1000_hw *hw = &adapter->hw;
         u32 ctrl_reg = 0;
-        u32 stat_reg = 0;
         u16 phy_reg = 0;
         s32 ret_val = 0;
 
@@ -1363,8 +1362,7 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
                  * Set the ILOS bit on the fiber Nic if half duplex link is
                  * detected.
                  */
-                stat_reg = er32(STATUS);
-                if ((stat_reg & E1000_STATUS_FD) == 0)
+                if ((er32(STATUS) & E1000_STATUS_FD) == 0)
                         ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
         }