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hwrng: stm32 - rename readl return value

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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>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Tomas Marek 2022-11-08 07:42:40 +01:00 committed by Herbert Xu
parent 16bdbae394
commit 7cdc5e6bcd
1 changed files with 3 additions and 3 deletions
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6
drivers/char/hw_random/stm32-rng.c
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@ -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);
}