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hci_transport_em9304: fix payload size check

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This commit is contained in:
Matthias Ringwald 2019-07-13 15:38:56 +02:00
parent ea374553cc
commit b06dfe1f92
1 changed files with 2 additions and 2 deletions
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4
src/hci_transport_em9304_spi.c
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@ -438,7 +438,7 @@ static void hci_transport_em9304_spi_block_read(void){
case H4_W4_EVENT_HEADER: case H4_W4_EVENT_HEADER:
hci_transport_em9304_spi_bytes_to_read = hci_packet[2]; hci_transport_em9304_spi_bytes_to_read = hci_packet[2];
// check Event length // check Event length
if (bytes_to_read > (HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_EVENT_HEADER_SIZE)){ if (hci_transport_em9304_spi_bytes_to_read > (HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_EVENT_HEADER_SIZE)){
log_error("invalid Event len %d - only space for %u", hci_transport_em9304_spi_bytes_to_read, HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_EVENT_HEADER_SIZE); log_error("invalid Event len %d - only space for %u", hci_transport_em9304_spi_bytes_to_read, HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_EVENT_HEADER_SIZE);
hci_transport_em9304_spi_reset_statemachine(); hci_transport_em9304_spi_reset_statemachine();
break; break;
@ -449,7 +449,7 @@ static void hci_transport_em9304_spi_block_read(void){
case H4_W4_ACL_HEADER: case H4_W4_ACL_HEADER:
hci_transport_em9304_spi_bytes_to_read = little_endian_read_16( hci_packet, 3); hci_transport_em9304_spi_bytes_to_read = little_endian_read_16( hci_packet, 3);
// check ACL length // check ACL length
if (bytes_to_read > (HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_ACL_HEADER_SIZE)){ if (hci_transport_em9304_spi_bytes_to_read > (HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_ACL_HEADER_SIZE)){
log_error("invalid ACL payload len %d - only space for %u", hci_transport_em9304_spi_bytes_to_read, HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_ACL_HEADER_SIZE); log_error("invalid ACL payload len %d - only space for %u", hci_transport_em9304_spi_bytes_to_read, HCI_INCOMING_PACKET_BUFFER_SIZE - HCI_ACL_HEADER_SIZE);
hci_transport_em9304_spi_reset_statemachine(); hci_transport_em9304_spi_reset_statemachine();
break; break;