diff options
Diffstat (limited to 'drivers/char/hw_random/optee-rng.c')
| -rw-r--r-- | drivers/char/hw_random/optee-rng.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/hw_random/optee-rng.c b/drivers/char/hw_random/optee-rng.c index 49b2e02537dd..5bc4700c4dae 100644 --- a/drivers/char/hw_random/optee-rng.c +++ b/drivers/char/hw_random/optee-rng.c @@ -128,7 +128,7 @@ static int optee_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) data += rng_size; read += rng_size; - if (wait) { + if (wait && pvt_data->data_rate) { if (timeout-- == 0) return read; msleep((1000 * (max - read)) / pvt_data->data_rate); |