diff options
Diffstat (limited to 'drivers/char/hw_random/stm32-rng.c')
| -rw-r--r-- | drivers/char/hw_random/stm32-rng.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c index 8eaacefd498b..366edda4848b 100644 --- a/drivers/char/hw_random/stm32-rng.c +++ b/drivers/char/hw_random/stm32-rng.c @@ -44,7 +44,7 @@ static int stm32_rng_read(struct hwrng *rng, void *data, size_t max, bool wait) pm_runtime_get_sync((struct device *) priv->rng.priv); - while (max > sizeof(u32)) { + while (max >= sizeof(u32)) { sr = readl_relaxed(priv->base + RNG_SR); /* Manage timeout which is based on timer and take */ /* care of initial delay time when enabling rng */ |