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[4/9,linux-next] drm/nouveau: use container_of to resolve nouveau_fbdev from drm_fb_helper

Message ID 1410712823-29137-5-git-send-email-fabf@skynet.be (mailing list archive)
State New, archived
Headers show

Commit Message

Fabian Frederick Sept. 14, 2014, 4:40 p.m. UTC
Use container_of instead of casting first structure member.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
Compiled but untested.

 drivers/gpu/drm/nouveau/nouveau_fbcon.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 8bdd270..673d270 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -308,7 +308,8 @@  static int
 nouveau_fbcon_create(struct drm_fb_helper *helper,
 		     struct drm_fb_helper_surface_size *sizes)
 {
-	struct nouveau_fbdev *fbcon = (struct nouveau_fbdev *)helper;
+	struct nouveau_fbdev *fbcon =
+		container_of(helper, struct nouveau_fbdev, helper);
 	struct drm_device *dev = fbcon->dev;
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nvif_device *device = &drm->device;