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authorTomas Marek <tomas.marek@elrest.cz>2022-11-08 09:42:40 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2022-11-18 11:59:34 +0300
commit7cdc5e6bcd02ab45d0a2991b35861b448e355276 (patch)
treeecd1b6fc1f9f99fccdfe815cdc32f3a4e587eef5 /drivers/char/hw_random
parent16bdbae394280f1d97933d919023eccbf0b564bd (diff)
downloadlinux-7cdc5e6bcd02ab45d0a2991b35861b448e355276.tar.xz
hwrng: stm32 - rename readl return value
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>
Diffstat (limited to 'drivers/char/hw_random')
-rw-r--r--drivers/char/hw_random/stm32-rng.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c
index 366edda4848b..a6731cf0627a 100644
--- a/drivers/char/hw_random/stm32-rng.c
+++ b/drivers/char/hw_random/stm32-rng.c
@@ -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);
}