Merge "IOMX: work against metadata buffer spoofing" into mnc-dev am: 030fbd4835 am: cf5daab31d am: 9fd711e4b2 am: 27644bbde8 am: cdaf5773cc
am: a166c7eccb

Change-Id: I06f116165184c437b1f43570d34d1868a8d38eb9