[etherfabric] Avoid unused variable warning in gcc 4.6

Reported-by: Ralph Giles <giles@thaumas.net>
Tested-by: Ralph Giles <giles@thaumas.net>
Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/drivers/net/etherfabric.c b/src/drivers/net/etherfabric.c
index 1073bf7f92b06b2e6744e55d1cb29225cce66ce0..15e7d4c1395b453b2a2e6988074bac2bb39afabb 100644 (file)
--- a/src/drivers/net/etherfabric.c
+++ b/src/drivers/net/etherfabric.c
@@ -3073,11 +3073,9 @@ static void
 clear_b0_fpga_memories ( struct efab_nic *efab)
 {
        efab_oword_t blanko, temp;
-       efab_dword_t blankd;
        int offset; 
 
        EFAB_ZERO_OWORD ( blanko );
-       EFAB_ZERO_DWORD ( blankd );
 
        /* Clear the address region register */
        EFAB_POPULATE_OWORD_4 ( temp,
@@ -3175,7 +3173,7 @@ static void
 falcon_probe_nic_variant ( struct efab_nic *efab, struct pci_device *pci )
 {
        efab_oword_t altera_build, nic_stat;
-       int is_pcie, fpga_version;
+       int fpga_version;
        uint8_t revision;
 
        /* PCI revision */
@@ -3190,16 +3188,13 @@ falcon_probe_nic_variant ( struct efab_nic *efab, struct pci_device *pci )
        /* MAC and PCI type */
        falcon_read ( efab, &nic_stat, FCN_NIC_STAT_REG );
        if ( efab->pci_revision == FALCON_REV_B0 ) {
-               is_pcie = 1;
                efab->phy_10g = EFAB_OWORD_FIELD ( nic_stat, FCN_STRAP_10G );
        }
        else if ( efab->is_asic ) {
-               is_pcie = EFAB_OWORD_FIELD ( nic_stat, FCN_STRAP_PCIE );
                efab->phy_10g = EFAB_OWORD_FIELD ( nic_stat, FCN_STRAP_10G );
        }
        else {
                int minor = EFAB_OWORD_FIELD ( altera_build,  FCN_VER_MINOR );
-               is_pcie = 0;
                efab->phy_10g = ( minor == 0x14 );
        }
 }