Re: [edk2-devel] [PATCH v2] NetworkPkg:UEFIPXEBC

["Maciej Rabeda" <maciej.rabeda@linux.intel.com>]

Hi Siva,

I am fine with the patch per se, but I still have problems applying it.
Have you tried following my suggestions from our meeting?

Thanks,
Maciej

On 24-Jun-21 09:33, INDIA\sivaramann wrote:
> Issue on the PxeBcDhcp4CallBack() functions of UEFIPXEBC Driver.
> In this function any non allowed events are recieved as input it
> will exit in beginning itself. But the switch case handling the
> default and Dhcp4SendRequest which is not reachable.
>
> Signed-off-by: Sivaraman <sivaramann@ami.com>
> ---
>   NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c | 12 ++----------
>   1 file changed, 2 insertions(+), 10 deletions(-)
>
> diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c
> index fb63cf61a9..e85176f9bb 100644
> --- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c
> +++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.c
> @@ -1256,19 +1256,10 @@ PxeBcDhcp4CallBack (
>   
>
>       //
>
>       // Cache the DHCPv4 discover packet to mode data directly.
>
> -    // It need to check SendGuid as well as Dhcp4SendRequest.
>
> +    // It need to check SendGuid.
>
>       //
>
>       CopyMem (&Mode->DhcpDiscover.Dhcpv4, &Packet->Dhcp4, Packet->Length);
>
>   
>
> -  case Dhcp4SendRequest:
>
> -    if (Packet->Length > PXEBC_DHCP4_PACKET_MAX_SIZE) {
>
> -      //
>
> -      // If the to be sent packet exceeds the maximum length, abort the DHCP process.
>
> -      //
>
> -      Status = EFI_ABORTED;
>
> -      break;
>
> -    }
>
> -
>
>       if (Mode->SendGUID) {
>
>         //
>
>         // Send the system Guid instead of the MAC address as the hardware address if required.
>
> @@ -1332,6 +1323,7 @@ PxeBcDhcp4CallBack (
>       break;
>
>   
>
>     default:
>
> +    ASSERT (FALSE);
>
>       break;
>
>     }
>
>   
>