On Mon, Jul 03, 2017 at 07:03:54PM -0400, Paul Moore wrote:
> On Fri, Jun 30, 2017 at 11:15 AM, Dan Jurgens <danielj@xxxxxxxxxxxx> wrote:
> > From: Daniel Jurgens <danielj@xxxxxxxxxxxx>
> >
> > ib_get_cached_subnet_prefix can technically fail, but the only way it
> > could is not possible based on the loop conditions. Check the return
> > value before using the variable sp to resolve a static analysis warning.
> >
> > Fixes: 8f408ab64be6 ("selinux lsm IB/core: Implement LSM notification
> > system")
> > Signed-off-by: Daniel Jurgens <danielj@xxxxxxxxxxxx>
> > Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> > ---
> > drivers/infiniband/core/device.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
> > index 631eaa9..dabd9f9 100644
> > --- a/drivers/infiniband/core/device.c
> > +++ b/drivers/infiniband/core/device.c
> > @@ -376,7 +376,8 @@ static void ib_policy_change_task(struct work_struct *work)
> > WARN_ONCE(ret,
> > "ib_get_cached_subnet_prefix err: %d, this should never happen here\n",
> > ret);
> > - ib_security_cache_change(dev, i, sp);
> > + if (ret)
>
> Should this be "if (!ret)"?
You are right, It should.
Thanks
>
> > + ib_security_cache_change(dev, i, sp);
> > }
> > }
> > up_read(&lists_rwsem);
>
> --
> paul moore
> www.paul-moore.com
> --
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