On Fri, Jan 11, 2008 at 09:38:52PM +1100, Herbert Xu wrote: > On Fri, Jan 11, 2008 at 10:11:40AM +0100, Jarek Poplawski wrote: > > > > So, IOW: strictly speaking you are right, r can't change here, but I > > meant r vs. the returned value! Before the patch the returned value > > couldn't be NULL unless all elements of the list were looped. After > > this patch it seems possible... > > Since rcu_derference(r) is always the same as r this patch cannot > change the value returned.
Right!!! (But, you mean: "always the same as r" for local r, I hope...) So, my moronness's selfdocumenting features are not overrated at all! Thanks again, Jarek P. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
