qcacld-2.0 to qcacld-3.0 propagation
In function wlanqcmbr_mc_process_msg, variable data_len
is from message, which should not be trusted. Buffer
overflow will happen if using it directory to copy data
to utf_buf.
Change-Id: I21479f510b95e6ced214f80d942db919837e8324
CRs-Fixed: 2116449