prima: Avoid int overflow in csrScanSavePreferredNetworkFound

Propagation from cld3.0 to cld2.0.
Further adapted from cld2.0 to prima.

Add validation check on frameLength to avoid int overflow in
csrScanSavePreferredNetworkFound function.

Issue: SEC-1807
Change-Id: I0f2a0557fa60e81f0b9d003ae73091f2974046e8
CRs-Fixed: 2276595
Bug: 111127989
Signed-off-by: Srinivas Girigowda <quic_sgirigow@quicinc.com>
(adapted from commit 690aecf90c1708016b5b2c0eb3cfa29cbe0629fb)
1 file changed