* txgbe_validate_mac_addr - Validate MAC address * @mac_addr: pointer to MAC address. * * Tests a MAC address to ensure it is a valid Individual Address. **/
| 564 | * Tests a MAC address to ensure it is a valid Individual Address. |
| 565 | **/ |
| 566 | s32 txgbe_validate_mac_addr(u8 *mac_addr) |
| 567 | { |
| 568 | s32 status = 0; |
| 569 | |
| 570 | /* Make sure it is not a multicast address */ |
| 571 | if (TXGBE_IS_MULTICAST(mac_addr)) { |
| 572 | status = TXGBE_ERR_INVALID_MAC_ADDR; |
| 573 | /* Not a broadcast address */ |
| 574 | } else if (TXGBE_IS_BROADCAST(mac_addr)) { |
| 575 | status = TXGBE_ERR_INVALID_MAC_ADDR; |
| 576 | /* Reject the zero address */ |
| 577 | } else if (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 && |
| 578 | mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0) { |
| 579 | status = TXGBE_ERR_INVALID_MAC_ADDR; |
| 580 | } |
| 581 | return status; |
| 582 | } |
| 583 | |
| 584 | /** |
| 585 | * txgbe_set_rar - Set Rx address register |
no outgoing calls
no test coverage detected