UPSTREAM: drm/rockchip: remove redundant statement
authorJohn Keeping <john@metanate.com>
Tue, 5 Apr 2016 13:50:31 +0000 (14:50 +0100)
committerHuang, Tao <huangtao@rock-chips.com>
Wed, 7 Dec 2016 06:17:44 +0000 (14:17 +0800)
commit2097aa410e0d8541cee7ce0b28bb9ac681722e10
tree4c7df377c7431614a1c818d893971d7deb43fb78
parent1a1ef00409d9bf09616c657cf5285885a1ce3502
UPSTREAM: drm/rockchip: remove redundant statement

The call to arm_iommu_detach_device() on the previous line sets
dev->archdata.mapping to NULL so this call is always a no-op.

Change-Id: I09b41c284c61885fb4b989a64839e96bcc316aa6
Signed-off-by: John Keeping <john@metanate.com>
Signed-off-by: Huang, Tao <huangtao@rock-chips.com>
(cherry picked from commit aa1ac27f48de0ed94d5a104e15b5ab62b5deb236)
drivers/gpu/drm/rockchip/rockchip_drm_drv.c