Check that when the WaitForPacket event occurs EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT is set.
Check the return value of Receive().
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/efi_selftest/efi_selftest_snp.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/lib/efi_selftest/efi_selftest_snp.c b/lib/efi_selftest/efi_selftest_snp.c index 4c26619001..807b8657b9 100644 --- a/lib/efi_selftest/efi_selftest_snp.c +++ b/lib/efi_selftest/efi_selftest_snp.c @@ -268,6 +268,7 @@ static int execute(void) struct efi_mac_address destaddr; size_t buffer_size; u8 *addr; + /* * The timeout is to occur after 10 s. */ @@ -298,6 +299,8 @@ static int execute(void) events[0] = timer; events[1] = net->wait_for_packet; for (;;) { + u32 int_status; + /* * Wait for packet to be received or timer event. */ @@ -323,8 +326,17 @@ static int execute(void) * Receive packet */ buffer_size = sizeof(buffer); - net->receive(net, NULL, &buffer_size, &buffer, - &srcaddr, &destaddr, NULL); + ret = net->get_status(net, &int_status, NULL); + if (ret != EFI_SUCCESS) { + efi_st_error("Failed to get status"); + return EFI_ST_FAILURE; + } + if (!(int_status & EFI_SIMPLE_NETWORK_RECEIVE_INTERRUPT)) { + efi_st_error("RX interrupt not set"); + return EFI_ST_FAILURE; + } + ret = net->receive(net, NULL, &buffer_size, &buffer, + &srcaddr, &destaddr, NULL); if (ret != EFI_SUCCESS) { efi_st_error("Failed to receive packet"); return EFI_ST_FAILURE; -- 2.20.1