Re: [PATCH] mm: refactor mm_access() to not return NULL

From: Lorenzo Stoakes
Date: Wed Sep 25 2024 - 03:51:58 EST


On Tue, Sep 24, 2024 at 09:13:52PM GMT, Al Viro wrote:
> On Tue, Sep 24, 2024 at 09:10:23PM +0100, Lorenzo Stoakes wrote:
> > + if (IS_ERR(mm))
> > + return PTR_ERR(mm) == -ESRCH ? NULL : mm;
>
> Pet peeve: what's wrong with mm == ERR_PTR(-ESRCH)?

Ha, yeah I'm easy either way, though your version is less ugly than mine
(and places the macro/constants together which is clearer) so let's go with
that...

Andrew - fix-patch attached, please apply. Thanks!

----8<----