struct e1000_phy_info *phy = &hw->phy;
        struct e1000_mac_info *mac = &hw->mac;
 
-       if (!(phy->ops.check_reset_block))
+       if (!phy->ops.check_reset_block)
                return;
 
        /* If the management interface is not enabled, then power down */
 
        tx_ring->buffer_info = kcalloc(tx_ring->count,
                                       sizeof(struct e1000_buffer),
                                       GFP_KERNEL);
-       if (!(tx_ring->buffer_info)) {
+       if (!tx_ring->buffer_info) {
                ret_val = 1;
                goto err_nomem;
        }
        rx_ring->buffer_info = kcalloc(rx_ring->count,
                                       sizeof(struct e1000_buffer),
                                       GFP_KERNEL);
-       if (!(rx_ring->buffer_info)) {
+       if (!rx_ring->buffer_info) {
                ret_val = 5;
                goto err_nomem;
        }
 
         * was just plugged in. The autoneg_failed flag does this.
         */
        /* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */
-       if ((ctrl & E1000_CTRL_SWDPIN1) && (!(status & E1000_STATUS_LU)) &&
-           (!(rxcw & E1000_RXCW_C))) {
+       if ((ctrl & E1000_CTRL_SWDPIN1) && !(status & E1000_STATUS_LU) &&
+           !(rxcw & E1000_RXCW_C)) {
                if (mac->autoneg_failed == 0) {
                        mac->autoneg_failed = 1;
                        return 0;
         * time to complete.
         */
        /* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */
-       if ((!(status & E1000_STATUS_LU)) && (!(rxcw & E1000_RXCW_C))) {
+       if (!(status & E1000_STATUS_LU) && !(rxcw & E1000_RXCW_C)) {
                if (mac->autoneg_failed == 0) {
                        mac->autoneg_failed = 1;
                        return 0;
 
        u32 hicr;
        u8 i;
 
-       if (!(hw->mac.arc_subsystem_valid)) {
+       if (!hw->mac.arc_subsystem_valid) {
                e_dbg("ARC subsystem not valid.\n");
                return -E1000_ERR_HOST_INTERFACE_COMMAND;
        }
 
        u16 phy_id;
        u16 retry_count = 0;
 
-       if (!(phy->ops.read_reg))
+       if (!phy->ops.read_reg)
                goto out;
 
        while (retry_count < 2) {
        s32 ret_val = 0;
 
        if (!locked) {
-               if (!(hw->phy.ops.acquire))
+               if (!hw->phy.ops.acquire)
                        goto out;
 
                ret_val = hw->phy.ops.acquire(hw);
        s32 ret_val = 0;
 
        if (!locked) {
-               if (!(hw->phy.ops.acquire))
+               if (!hw->phy.ops.acquire)
                        goto out;
 
                ret_val = hw->phy.ops.acquire(hw);
        s32 ret_val = 0;
 
        if (!locked) {
-               if (!(hw->phy.ops.acquire))
+               if (!hw->phy.ops.acquire)
                        goto out;
 
                ret_val = hw->phy.ops.acquire(hw);
        s32 ret_val = 0;
 
        if (!locked) {
-               if (!(hw->phy.ops.acquire))
+               if (!hw->phy.ops.acquire)
                        goto out;
 
                ret_val = hw->phy.ops.acquire(hw);