Merge "IOMX: work against metadata buffer spoofing" into mnc-dev am: 030fbd4835 am: cf5daab31d am: 9fd711e4b2 am: 27644bbde8 am: cdaf5773cc am: de296550ce
am: 9ec355f3e3

Change-Id: I97030a8e58a3a6ce38b1eb472c3f2e1a32852296