diff options
| -rw-r--r-- | src/drivers/net/efi/nii.c | 7 | ||||
| -rw-r--r-- | src/drivers/net/efi/snpnet.c | 7 |
2 files changed, 14 insertions, 0 deletions
diff --git a/src/drivers/net/efi/nii.c b/src/drivers/net/efi/nii.c index 8dd17e4b..16e9e10d 100644 --- a/src/drivers/net/efi/nii.c +++ b/src/drivers/net/efi/nii.c @@ -30,6 +30,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <errno.h> #include <ipxe/netdevice.h> #include <ipxe/ethernet.h> +#include <ipxe/if_ether.h> #include <ipxe/umalloc.h> #include <ipxe/efi/efi.h> #include <ipxe/efi/efi_driver.h> @@ -998,6 +999,12 @@ static int nii_transmit ( struct net_device *netdev, return 0; } + /* Pad to minimum Ethernet length, to work around underlying + * drivers that do not correctly handle frame padding + * themselves. + */ + iob_pad ( iobuf, ETH_ZLEN ); + /* Construct parameter block */ memset ( &cpb, 0, sizeof ( cpb ) ); cpb.FrameAddr = ( ( intptr_t ) iobuf->data ); diff --git a/src/drivers/net/efi/snpnet.c b/src/drivers/net/efi/snpnet.c index c66aa7d2..b8bf963e 100644 --- a/src/drivers/net/efi/snpnet.c +++ b/src/drivers/net/efi/snpnet.c @@ -26,6 +26,7 @@ FILE_LICENCE ( GPL2_OR_LATER ); #include <ipxe/iobuf.h> #include <ipxe/netdevice.h> #include <ipxe/ethernet.h> +#include <ipxe/if_ether.h> #include <ipxe/vsprintf.h> #include <ipxe/timer.h> #include <ipxe/efi/efi.h> @@ -187,6 +188,12 @@ static int snpnet_transmit ( struct net_device *netdev, return 0; } + /* Pad to minimum Ethernet length, to work around underlying + * drivers that do not correctly handle frame padding + * themselves. + */ + iob_pad ( iobuf, ETH_ZLEN ); + /* Transmit packet */ if ( ( efirc = snp->snp->Transmit ( snp->snp, 0, iob_len ( iobuf ), iobuf->data, NULL, NULL, |