On Wed, Dec 24, 2014 at 09:59:41AM +1030, Rusty Russell wrote: > > Does this break userspace by creating a device which will just return > -ENODEV on read? Sure, callers *should* handle it... If somebody complains we could easily fix this by making open fail. In fact, if such applications exist then they're likely to want to hold onto a reference to the RNG after then open... Cheers, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html