[venus-msm-commits] haven: hh_rm_iface: Avoid integer overflow for req_payload_size calculation

[venus-msm-commits] haven: hh_rm_iface: Avoid integer overflow for req_payload_size calculation

[venus-msm-commits] haven: hh_rm_iface: Avoid integer overflow for req_payload_size calculation

msm integer overflow with req_payload_size calculation

There is a possibility for the calculation to overflow when size is large enough to overflow when added to the size of payload. Ensure that this overflow is caught early.

LE.UM.5.4.1.r1-03700-QRB2210.0LE.UM.5.4.1.r1-03600-QRB2210.0LE.UM.5.4.1.r1-03100-QRB2210.0LE.UM.5.4.1.r1

https://source.codeaurora.org/quic/la/kernel/msm-5.4/commit/?h=LE.UM.5.4.1.r1