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drm/ast: use container_of to resolve ast_fbdev from drm_fb_helper

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Use container_of instead of casting first structure member.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Fabian Frederick
2014-09-14 18:40:21 +02:00
committed by Daniel Vetter
parent c39aa6a1e3
commit 0d634f6e5b
1 changed files with 2 additions and 1 deletions
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drivers/gpu/drm/ast/ast_fb.c
+2 -1
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@@ -186,7 +186,8 @@ static int astfb_create_object(struct ast_fbdev *afbdev,
static int astfb_create(struct drm_fb_helper *helper, static int astfb_create(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes) struct drm_fb_helper_surface_size *sizes)
{ {
struct ast_fbdev *afbdev = (struct ast_fbdev *)helper; struct ast_fbdev *afbdev =
container_of(helper, struct ast_fbdev, helper);
struct drm_device *dev = afbdev->helper.dev; struct drm_device *dev = afbdev->helper.dev;
struct drm_mode_fb_cmd2 mode_cmd; struct drm_mode_fb_cmd2 mode_cmd;
struct drm_framebuffer *fb; struct drm_framebuffer *fb;