[efi] Exclude link-layer header length from MaxPacketSize

Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/interface/efi/efi_snp.c b/src/interface/efi/efi_snp.c
index 3f95a896199167feaeb2e6422ce524475ad2ccf3..9c1b14d87970f0fe84cbf4105ea6afaa933264b7 100644 (file)
--- a/src/interface/efi/efi_snp.c
+++ b/src/interface/efi/efi_snp.c
@@ -123,7 +123,7 @@ static void efi_snp_set_mode ( struct efi_snp_device *snpdev ) {
 
        mode->HwAddressSize = ll_addr_len;
        mode->MediaHeaderSize = ll_protocol->ll_header_len;
-       mode->MaxPacketSize = netdev->max_pkt_len;
+       mode->MaxPacketSize = netdev->mtu;
        mode->ReceiveFilterMask = ( EFI_SIMPLE_NETWORK_RECEIVE_UNICAST |
                                    EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST |
                                    EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST );