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: be4000bc464 "hwrng: create filler thread"
Cc: Torsten Duwe <d...@suse.de>
Signed-off-by: Stephen Boyd <sb...@codeaurora.org>
---
drivers/char/hw_random/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index dc80cdab733d..6e02ec103cc7 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -362,7 +362,7 @@ 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;
--
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