> -----Original Message----- > From: Sergei Shtylyov <sergei.shtyl...@cogentembedded.com> > Sent: Tuesday, February 12, 2019 3:01 AM > To: Parav Pandit <pa...@mellanox.com>; Jiri Pirko <j...@mellanox.com>; > da...@davemloft.net; netdev@vger.kernel.org > Subject: Re: [PATCH net-next 2/2] devlink: Fix list access without lock while > reading region > > Hello! > > On 12.02.2019 10:09, Parav Pandit wrote: > > > While finding the devlink device during region reading, devlink device > > list is accessed and devlink device is returned without holding a > > lock. This could lead to user-after-free > > Use-after-free, perhaps? > Yep. Sending v1 to fix typo.
> > accesses. > > > > While at it, add lockdep assert to ensure that all future callers hold > > the lock when calling devlink_get_from_attrs(). > > > > Fixes: 4e54795a27f5 ("devlink: Add support for region snapshot read > > command") > > Signed-off-by: Parav Pandit <pa...@mellanox.com> > > Acked-by: Jiri Pirko <j...@mellanox.com> > [...] > > MBR, Sergei