diff options
| -rw-r--r-- | kernel/ethosu_device.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/ethosu_device.c b/kernel/ethosu_device.c index 48aa0a5..002e934 100644 --- a/kernel/ethosu_device.c +++ b/kernel/ethosu_device.c @@ -74,6 +74,13 @@ static int ethosu_handle_rpmsg(struct rpmsg_device *rpdev, int length = len - sizeof(rpmsg->header); int ret; + if (unlikely(rpmsg->header.magic != ETHOSU_CORE_MSG_MAGIC)) { + dev_warn(dev, "Msg: Error invalid message magic. magic=0x%08x", + rpmsg->header.magic); + + return -EBADMSG; + } + dev_info(dev, "Msg: magic=0x%08x, type=%u, msg_id=%llu", rpmsg->header.magic, rpmsg->header.type, rpmsg->header.msg_id); |