On Tue, May 28, 2019 at 04:40:06PM -0700, Joe Perches wrote: > On Tue, 2019-05-28 at 15:51 -0700, Kees Cook wrote: > > This adds __GFP_NOWARN to the kmalloc()-portions of the overflow test to > > avoid tainting the kernel. Additionally fixes up the math on wrap size > > to be architecture and page size agnostic. > [] > > diff --git a/lib/test_overflow.c b/lib/test_overflow.c > [] > > @@ -486,16 +486,17 @@ static int __init test_overflow_shift(void) > [] > > +#define alloc_GFP (GFP_KERNEL | __GFP_NOWARN) > [] > > +#define alloc110(alloc, arg, sz) alloc(arg, sz, alloc_GFP | __GFP_NOWARN) > > seems redundant.
Whoops. Missed that one. Fixing... -- Kees Cook