hwrng: meson - remove not needed call to platform_set_drvdata

drvdata isn't used, therefore remove this call.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/char/hw_random/meson-rng.c

@@ -53,8 +53,6 @@ static int meson_rng_probe(struct platform_device *pdev)
 	data->rng.name = pdev->name;
 	data->rng.read = meson_rng_read;
 
-	platform_set_drvdata(pdev, data);
-
 	return devm_hwrng_register(dev, &data->rng);
 }