On Fri, Nov 25, 2016 at 03:57:51PM +0200, Laurent Pinchart wrote: > diff --git a/mm/slab.c b/mm/slab.c > index 0b0550ca85b4..a7eb830c6684 100644 > --- a/mm/slab.c > +++ b/mm/slab.c > @@ -3819,6 +3819,8 @@ void kfree(const void *objp) > > if (unlikely(ZERO_OR_NULL_PTR(objp))) > return; > + if (WARN_ON(IS_ERR(objp))) > + return; > local_irq_save(flags); > kfree_debugcheck(objp); > c = virt_to_cache(objp); > A bunch of people have proposed that. You're the first person to actually write up a patch. Feel free to send it. ;) regards, dan carpenter -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html