From: Chen-Yu Tsai Date: Fri, 17 Feb 2017 03:13:27 +0000 (+0800) Subject: drm/sun4i: Fix kcalloc element size in sun4i_layers_init X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=f43fbe7a59b6e2fd8b366321e5163c3499b80b26;p=openwrt%2Fstaging%2Fblogic.git drm/sun4i: Fix kcalloc element size in sun4i_layers_init In sun4i_layers_init we are allocating an array of pointers to struct sun4i_layer: layers = devm_kcalloc(drm->dev, ARRAY_SIZE(sun4i_backend_planes), sizeof(**layers), GFP_KERNEL); The element size should be the size of an individual element of the array. Change it to sizeof(*layers) to avoid wasting a lot of memory. Signed-off-by: Chen-Yu Tsai Signed-off-by: Maxime Ripard --- diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index 5d53c977bca5..62552a356d66 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -140,7 +140,7 @@ struct sun4i_layer **sun4i_layers_init(struct drm_device *drm) int i; layers = devm_kcalloc(drm->dev, ARRAY_SIZE(sun4i_backend_planes), - sizeof(**layers), GFP_KERNEL); + sizeof(*layers), GFP_KERNEL); if (!layers) return ERR_PTR(-ENOMEM);