Merge tag 'drm-amdkfd-next-2016-05-04' of git://people.freedesktop.org/~gabbayo/linux into drm-next

Here are a few amdkfd patches for 4.7, all of them fixes according to
the Coccinelle tool.

* tag 'drm-amdkfd-next-2016-05-04' of git://people.freedesktop.org/~gabbayo/linux:
  amdkfd: Trim unnescessary intermediate err var in kfd_chardev.c
  amdkfd: Trim off unnescessary semicolon from kfd_packet_manager.c
  amdkfd: Use the canonical form in branch predicates