qcacld-3.0: Fix buffer overflow in HTT MSG handling

If the firmware gets compromised, the values sent to
the driver could result in buffer overflows.

Validate HTT MSG "msg_word" to avoid buffer overflows.

Change-Id: I6073029f61a358da32bcc0dcfc339d9bb7ee8218
CRs-Fixed: 2213659
1 file changed