Commit e02b8765 authored Jul 25, 2014 by Stephen Boyd Committed by Theodore Ts'o Aug 05, 2014

hwrng: Pass entropy to add_hwgenerator_randomness() in bits, not bytes



rng_get_data() returns the number of bytes read from the hardware.
The entropy argument to add_hwgenerator_randomness() is passed
directly to credit_entropy_bits() so we should be passing the
number of bits, not bytes here.

Fixes: be4000bc "hwrng: create filler thread"
Acked-by: Torsten Duwe <duwe@suse.de>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

parent 48d6be95

drivers/char/hw_random/core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -342,7 +342,7 @@ static int hwrng_fillfn(void *unused)
		continue;
		}
		add_hwgenerator_randomness((void *)rng_fillbuf, rc,
		(rc*current_quality)>>10);
		rc * current_quality * 8 >> 10);
		}
		hwrng_fill = NULL;
		return 0;