efi-net-fix.patch

   1 diff -urNp grub-2.02-rc1.orig/grub-core/net/drivers/efi/efinet.c grub-2.02-rc1/grub-core/net/drivers/efi/efinet.c
   2 --- grub-2.02-rc1.orig/grub-core/net/drivers/efi/efinet.c       2017-02-08 15:08:35.748315754 +0000
   3 +++ grub-2.02-rc1/grub-core/net/drivers/efi/efinet.c    2017-02-08 15:08:53.837315551 +0000
   4 @@ -330,6 +330,7 @@ grub_efi_net_config_real (grub_efi_handl
   5  {
   6    struct grub_net_card *card;
   7    grub_efi_device_path_t *dp;
   8 +  grub_efi_simple_network_t *net;
   9
  10    dp = grub_efi_get_device_path (hnd);
  11    if (! dp)
  12 @@ -383,6 +384,21 @@ grub_efi_net_config_real (grub_efi_handl
  13                                     &pxe_mode->dhcp_ack,
  14                                     sizeof (pxe_mode->dhcp_ack),
  15                                     1, device, path);
  16 +    net = grub_efi_open_protocol (card->efi_handle, &net_io_guid,
  17 +                                 GRUB_EFI_OPEN_PROTOCOL_BY_EXCLUSIVE);
  18 +    if (net) {
  19 +      if (net->mode->state == GRUB_EFI_NETWORK_STOPPED
  20 +         && efi_call_1 (net->start, net) != GRUB_EFI_SUCCESS)
  21 +       continue;
  22 +
  23 +      if (net->mode->state == GRUB_EFI_NETWORK_STOPPED)
  24 +       continue;
  25 +
  26 +      if (net->mode->state == GRUB_EFI_NETWORK_STARTED
  27 +         && efi_call_3 (net->initialize, net, 0, 0) != GRUB_EFI_SUCCESS)
  28 +       continue;
  29 +      card->efi_net = net;
  30 +    }
  31      return;
  32    }
  33  }