hwrng: stm32 - use sizeof(*priv) instead of sizeof(struct stm32_rng_private)

Use sizeof(*priv) instead of sizeof(struct stm32_rng_private), the
former makes renaming of struct stm32_rng_private easier if necessary,
as it removes one site where such rename has to happen. No functional
change.

Signed-off-by: Marek Vasut <marex@denx.de>
Acked-by: Uwe Kleine-König <ukleinek@kernel.org>
Acked-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c
index d08c870eb8d1f2c19a831c7b40b77937354d7e23..9d041a67c295a54d283d235bbcf5a9ab7a8baa5c 100644 (file)
--- a/drivers/char/hw_random/stm32-rng.c
+++ b/drivers/char/hw_random/stm32-rng.c
@@ -517,7 +517,7 @@ static int stm32_rng_probe(struct platform_device *ofdev)
        struct stm32_rng_private *priv;
        struct resource *res;
 
-       priv = devm_kzalloc(dev, sizeof(struct stm32_rng_private), GFP_KERNEL);
+       priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
        if (!priv)
                return -ENOMEM;