Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/intel/igc/igc_main.c: In function 'igc_probe': drivers/net/ethernet/intel/igc/igc_main.c:3535:11: warning: variable 'pci_using_dac' set but not used [-Wunused-but-set-variable] It never used since introduction in commit d89f88419f99 ("igc: Add skeletal frame for Intel(R) 2.5G Ethernet Controller support") Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- drivers/net/ethernet/intel/igc/igc_main.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 9d85707..06a4afbe 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -3532,19 +3532,16 @@ static int igc_probe(struct pci_dev *pdev, struct net_device *netdev; struct igc_hw *hw; const struct igc_info *ei = igc_info_tbl[ent->driver_data]; - int err, pci_using_dac; + int err; err = pci_enable_device_mem(pdev); if (err) return err; - pci_using_dac = 0; err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)); if (!err) { err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)); - if (!err) - pci_using_dac = 1; } else { err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); if (err) {