Re: [PATCH v2 1/2] hwrng: fetch randomness only after device init
From: Jason Cooper
Date: Wed Jul 09 2014 - 07:53:31 EST
On Sat, Jul 05, 2014 at 11:04:52AM +0530, Amit Shah wrote:
> Commit d9e7972619334 "hwrng: add randomness to system from rng sources"
> added a call to rng_get_data() from the hwrng_register() function.
> However, some rng devices need initialization before data can be read
> from them.
> This commit makes the call to rng_get_data() depend on no init fn
> pointer being registered by the device. If an init function is
> registered, this call is made after device init.
> CC: Kees Cook <keescook@xxxxxxxxxxxx>
> CC: Jason Cooper <jason@xxxxxxxxxxxxxx>
> CC: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
> CC: <stable@xxxxxxxxxxxxxxx> # For v3.15+
> Signed-off-by: Amit Shah <amit.shah@xxxxxxxxxx>
> drivers/char/hw_random/core.c | 31 +++++++++++++++++++++++++------
> 1 file changed, 25 insertions(+), 6 deletions(-)
Thanks for cleaning this up!
Reviewed-by: Jason Cooper <jason@xxxxxxxxxxxxxx>
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