[PATCH 4.9 002/264] random: remove stale maybe_reseed_primary_crng

Greg Kroah-Hartman
2022-06-23T16:47:15Z

From: Stephan Mueller <stephan.mueller@atsec.com>

commit 3d071d8da1f586c24863a57349586a1611b9aa67 upstream.

The function maybe_reseed_primary_crng is not used anywhere and thus can
be removed.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/char/random.c | 7 -------
1 file changed, 7 deletions(-)

--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -931,13 +931,6 @@ static void crng_reseed(struct crng_stat
spin_unlock_irqrestore(&crng->lock, flags);
}

-static inline void maybe_reseed_primary_crng(void)
-{
- if (crng_init > 2 &&
- time_after(jiffies, primary_crng.init_time + CRNG_RESEED_INTERVAL))
- crng_reseed(&primary_crng, &input_pool);
-}
-
static inline void crng_wait_ready(void)
{
wait_event_interruptible(crng_init_wait, crng_ready());