From 24898ee3dcfc2ad54b24383b1c5ca5a8a92dd451 Mon Sep 17 00:00:00 2001 From: Ben Goz Date: Sun, 16 Aug 2015 16:07:57 +0300 Subject: [PATCH 0819/4131] drm/amdgpu: Passing verification of NULL filep to support mmap_bo Signed-off-by: Ben Goz Conflicts: drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c Change-Id: I162d7efd3e4bca393f690c4705f59bfbd46c3489 --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 1c76f9e..9eac161 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -277,6 +277,8 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo, static int amdgpu_verify_access(struct ttm_buffer_object *bo, struct file *filp) { struct amdgpu_bo *abo = container_of(bo, struct amdgpu_bo, tbo); + if (filp == NULL) + return 0; if (amdgpu_ttm_tt_get_usermm(bo->ttm)) return -EPERM; -- 2.7.4