On Wed, Jul 22, 2009 at 05:57:03PM +0300, Phil Carmody wrote: > It's undefined behaviour in C to write outside the bounds of an array. > The key expansion routine takes a shortcut of creating 8 words at a > time, but this creates 4 additional words which don't fit in the array. > > As everyone is hopefully now aware, GCC is at liberty to make any > assumptions and optimisations it likes in situations where it can > detect that UB has occured, up to and including nasal demons, and > as the indices being accessed in the array are trivially calculable, > it's rash to invite gcc to do take any liberties at all. > > Signed-off-by: Phil Carmody <ext-phil.2.carm...@nokia.com>
Applied to cryptodev. Thanks! -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herb...@gondor.apana.org.au> 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 majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
