diff options
Diffstat (limited to 'hw/net')
| -rw-r--r-- | hw/net/can/can_sja1000.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/net/can/can_sja1000.c b/hw/net/can/can_sja1000.c index 42d2f99dfb..34eea684ce 100644 --- a/hw/net/can/can_sja1000.c +++ b/hw/net/can/can_sja1000.c @@ -275,6 +275,10 @@ static void buff2frame_pel(const uint8_t *buff, qemu_can_frame *frame) } frame->can_dlc = buff[0] & 0x0f; + if (frame->can_dlc > 8) { + frame->can_dlc = 8; + } + if (buff[0] & 0x80) { /* Extended */ frame->can_id |= QEMU_CAN_EFF_FLAG; frame->can_id |= buff[1] << 21; /* ID.28~ID.21 */ @@ -311,6 +315,10 @@ static void buff2frame_bas(const uint8_t *buff, qemu_can_frame *frame) } frame->can_dlc = buff[1] & 0x0f; + if (frame->can_dlc > 8) { + frame->can_dlc = 8; + } + for (i = 0; i < frame->can_dlc; i++) { frame->data[i] = buff[2 + i]; } |