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Subject[PATCH 7/8] random: remove noop function call to xfer_secondary_pool
Date
Since the introduction of the ChaCha20 DRNG, extract_entropy is only
invoked with the input_pool. For this entropy pool, xfer_secondary_pool
is a no-op and can therefore be safely removed.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
---
drivers/char/random.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 89d67c0..7b72a01 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1417,7 +1417,6 @@ static ssize_t extract_entropy(struct entropy_store *r, void *buf,
}

trace_extract_entropy(r->name, nbytes, ENTROPY_BITS(r), _RET_IP_);
- xfer_secondary_pool(r, nbytes);
nbytes = account(r, nbytes, min, reserved);

return _extract_entropy(r, buf, nbytes, fips_enabled);
--
2.9.3

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