hwrng: meson - remove unused member of struct meson_rng_data

Member pdev isn't used, remove it.
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

@@ -18,7 +18,6 @@
 
 struct meson_rng_data {
 	void __iomem *base;
-	struct platform_device *pdev;
 	struct hwrng rng;
 	struct clk *core_clk;
 };
@@ -48,8 +47,6 @@ static int meson_rng_probe(struct platform_device *pdev)
 	if (!data)
 		return -ENOMEM;
 
-	data->pdev = pdev;
-
 	data->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(data->base))
 		return PTR_ERR(data->base);