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SubjectRe: [PATCH v2 1/2] hwrng: fetch randomness only after device init
On (Wed) 09 Jul 2014 [07:53:17], Jason Cooper wrote:
> 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@chromium.org>
> > CC: Jason Cooper <jason@lakedaemon.net>
> > CC: Herbert Xu <herbert@gondor.apana.org.au>
> > CC: <stable@vger.kernel.org> # For v3.15+
> > Signed-off-by: Amit Shah <amit.shah@redhat.com>
> > ---
> > drivers/char/hw_random/core.c | 31 +++++++++++++++++++++++++------
> > 1 file changed, 25 insertions(+), 6 deletions(-)
>
> Thanks for cleaning this up!

Thanks!

Any thoughts on the follow-up patch posted later that resolves some of
the weirdness in init?

Amit


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