On Thu, Sep 19, 2013 at 9:23 PM, Joe Perches <joe@xxxxxxxxxxx> wrote: > On Fri, 2013-09-20 at 13:09 +0900, Tetsuo Handa wrote: >> Hello. > > Tetsuo-san: > >> We are discussing about removal of %n support from vsnprintf() at >> https://lkml.org/lkml/2013/9/16/52 , and you are using %n in seq_printf(). > > Well, I'm not using (mere alcohol isn't using, right?) > but I still have the same question for Al. > > Are there any races here? All the call sites I examined were linear. FWIW, I didn't see any races. -Kees > >> I posted https://lkml.org/lkml/diff/2013/9/19/53/1 which introduces >> seq_setwidth() / seq_pad() which can avoid use of %n in seq_printf(). > > I still think adding last_len, last_rtn > is sensible. > > -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-sctp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
