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igc: Add NVM checksum validation 

Add NVM checksum validation during probe functionality.

Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Sasha Neftin 2019-07-24 10:05:46 +03:00 committed by Jeff Kirsher
parent 0ea7e88d3f
commit 9b924edd8f
1 changed files with 9 additions and 0 deletions
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9
drivers/net/ethernet/intel/igc/igc_main.c
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@ -4133,6 +4133,15 @@ static int igc_probe(struct pci_dev *pdev,
*/ */
hw->mac.ops.reset_hw(hw); hw->mac.ops.reset_hw(hw);
if (igc_get_flash_presence_i225(hw)) {
if (hw->nvm.ops.validate(hw) < 0) {
dev_err(&pdev->dev,
"The NVM Checksum Is Not Valid\n");
err = -EIO;
goto err_eeprom;
}
}
if (eth_platform_get_mac_address(&pdev->dev, hw->mac.addr)) { if (eth_platform_get_mac_address(&pdev->dev, hw->mac.addr)) {
/* copy the MAC address out of the NVM */ /* copy the MAC address out of the NVM */
if (hw->mac.ops.read_mac_addr(hw)) if (hw->mac.ops.read_mac_addr(hw))