Commit 0de6e914 authored May 04, 2016 by Maxime Ripard

drm/sun4i: rgb: panel is an error pointer



In case of an error, our pointer to the drm_panel structure attached to our
encoder will hold an error pointer, not a NULL pointer.

Make sure we check the right thing.

Fixes: 29e57fab ("drm: sun4i: Add RGB output")
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

parent 0bbbb00b

drivers/gpu/drm/sun4i/sun4i_rgb.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -217,7 +217,7 @@ int sun4i_rgb_init(struct drm_device *drm)
		int ret;

		/* If we don't have a panel, there's no point in going on */
		if (!tcon->panel)
		if (IS_ERR(tcon->panel))
		return -ENODEV;

		rgb = devm_kzalloc(drm->dev, sizeof(*rgb), GFP_KERNEL);