Merge branch 'int/13/fp3' into lineage-20

* int/13/fp3:
  msm: kgsl: Keep postamble packets in a privileged buffer
  msm: kgsl: Make sure that pool pages don't have any extra references
  msm: kgsl: Use dma_buf_get() to get dma_buf structure
  ANDROID: usb: f_accessory: Check buffer size when initialised via composite

Change-Id: I0f2867eb112438b098ae89e94fab932078df3cfa