hwrng: stm32 - rename readl return value
Commit Message
Use a more meaningful name for the readl return value variable.
Link: https://lore.kernel.org/all/Y1J3QwynPFIlfrIv@loth.rohan.me.apana.org.au/
Signed-off-by: Tomas Marek <tomas.marek@elrest.cz>
---
drivers/char/hw_random/stm32-rng.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
Comments
On Tue, Nov 08, 2022 at 07:42:40AM +0100, Tomas Marek wrote:
> Use a more meaningful name for the readl return value variable.
>
> Link: https://lore.kernel.org/all/Y1J3QwynPFIlfrIv@loth.rohan.me.apana.org.au/
>
> Signed-off-by: Tomas Marek <tomas.marek@elrest.cz>
> ---
> drivers/char/hw_random/stm32-rng.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
Patch applied. Thanks.
@@ -49,13 +49,13 @@ static int stm32_rng_read(struct hwrng *rng, void *data, size_t max, bool wait)
/* Manage timeout which is based on timer and take */
/* care of initial delay time when enabling rng */
if (!sr && wait) {
- int ret;
+ int err;
- ret = readl_relaxed_poll_timeout_atomic(priv->base
+ err = readl_relaxed_poll_timeout_atomic(priv->base
+ RNG_SR,
sr, sr,
10, 50000);
- if (ret)
+ if (err)
dev_err((struct device *)priv->rng.priv,
"%s: timeout %x!\n", __func__, sr);
}