Messages in this thread Patch in this message | | | From | Chen-Yu Tsai <> | Subject | [PATCH 03/11] drm/sun4i: Add end of list element for sun4i_layers_init's returned list | Date | Thu, 23 Feb 2017 16:05:35 +0800 |
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The number of defined planes in sun4i_layer is unknown to other parts of the sun4i drm driver. Since the return value of sun4i_layers_init is a list of layers, make it return 1 more empty layer as an end of list guard value.
Signed-off-by: Chen-Yu Tsai <wens@csie.org> --- drivers/gpu/drm/sun4i/sun4i_layer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index 41bc0f860f5c..0b703fb02656 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -139,7 +139,7 @@ struct sun4i_layer **sun4i_layers_init(struct drm_device *drm) struct sun4i_layer **layers; int i; - layers = devm_kcalloc(drm->dev, ARRAY_SIZE(sun4i_backend_planes), + layers = devm_kcalloc(drm->dev, ARRAY_SIZE(sun4i_backend_planes) + 1, sizeof(*layers), GFP_KERNEL); if (!layers) return ERR_PTR(-ENOMEM); -- 2.11.0
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