Check mode/boost index before accessing cached support value

Bug: 174243830
Test: manual
Change-Id: I2f81bcd57181791fa95d35ad52e6af2d7d9c8dcf
Merged-In: If305a4b694a9d6fcc27da8279f1f53f9fd9cb685
Merged-In: I345d9ff828021da35556f2d51da512840dda8026
(cherry picked from commit 557838f5506760076e5c523081590b2992b619ff)
1 file changed