net/mlx4: Address build warnings on set but not used variables

Handle the compiler warnings on variables which are set but not used
by removing the relevant variable or casting a return value which is
ignored on purpose to void.

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index 773c70ea3f62..53b738b8a004 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -1254,7 +1254,6 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd,
         struct mlx4_priv *priv = mlx4_priv(dev);
         struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state;
         u32 reply;
-        u32 slave_status = 0;
         u8 is_going_down = 0;
         int i;
 
@@ -1274,10 +1273,8 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd,
                 }
                 /*check if we are in the middle of FLR process,
                 if so return "retry" status to the slave*/
-                if (MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd) {
-                        slave_status = MLX4_DELAY_RESET_SLAVE;
+                if (MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd)
                         goto inform_slave_state;
-                }
 
                 /* write the version in the event field */
                 reply |= mlx4_comm_get_version();