[dpdk-stable] [PATCH] test/mbuf: fix access to freed memory

[David Marchand]

On Wed, Nov 3, 2021 at 4:00 PM David Marchand <david.marchand at redhat.com> wrote:
> On Fri, Oct 29, 2021 at 2:16 PM Olivier Matz <olivier.matz at 6wind.com> wrote:
> >
> > Seen by ASan.
> >
> > In the external buffer mbuf test, we check that the buffer is freed
> > by checking that its refcount is 0. This is not a valid condition,
> > because it accesses to an already freed area.
> >
> > Fix this by setting a boolean flag in the callback when rte_free()
> > is actually called, and check this flag instead.
> >
> > Bugzilla ID: 867
> > Fixes: 7b295dceea07 ("test/mbuf: add unit test cases")
> > Cc: stable at dpdk.org
> >
> > Reported-by: David Marchand <david.marchand at redhat.com>
> > Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
> Reviewed-by: David Marchand <david.marchand at redhat.com>

Applied, thanks.


-- 
David Marchand