drm: rcar-du: Don't open code of_device_get_match_data()

This change will also make Coverity happy by avoiding a theoretical NULL
pointer dereference; yet another reason is to use the above helper function
to tighten the code and make it more readable.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 62a3b3e..3a6c118 100644 (file)
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -321,7 +321,7 @@ static int rcar_du_probe(struct platform_device *pdev)
        init_waitqueue_head(&rcdu->commit.wait);
 
        rcdu->dev = &pdev->dev;
-       rcdu->info = of_match_device(rcar_du_of_table, rcdu->dev)->data;
+       rcdu->info = of_device_get_match_data(rcdu->dev);
 
        platform_set_drvdata(pdev, rcdu);