>From 5e84a71d4c4b3c7f015878c0907102634603d270 Mon Sep 17 00:00:00 2001
From: Stephan Mueller <stephan.mueller@xxxxxxxxx>
Date: Thu, 15 Dec 2016 12:42:33 +0100
Subject:
The function maybe_reseed_primary_crng is not used anywhere and thus can
be removed. Besides, it contains the check crng_init > 2 which will
never become true and thus would never trigger a reseed of the ChaCha20
primary DRNG.
Signed-off-by: Stephan Mueller <smueller@xxxxxxxxxx>
---
drivers/char/random.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 1ef2640..8e5ab20 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -855,13 +855,6 @@ static void crng_reseed(struct crng_state *crng, struct entropy_store *r)
spin_unlock_irqrestore(&primary_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());
--
2.9.3
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