2021-07-05 13:17:47

by Dongliang Mu

[permalink] [raw]
Subject: [PATCH] ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE,
MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID and MAC802154_HWSIM_EDGE_ATTR_LQI
must be present to fix GPF.

Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
Signed-off-by: Dongliang Mu <[email protected]>
---
drivers/net/ieee802154/mac802154_hwsim.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c
index ebc976b7fcc2..cae52bfb871e 100644
--- a/drivers/net/ieee802154/mac802154_hwsim.c
+++ b/drivers/net/ieee802154/mac802154_hwsim.c
@@ -528,14 +528,14 @@ static int hwsim_set_edge_lqi(struct sk_buff *msg, struct genl_info *info)
u32 v0, v1;
u8 lqi;

- if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] &&
+ if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] ||
!info->attrs[MAC802154_HWSIM_ATTR_RADIO_EDGE])
return -EINVAL;

if (nla_parse_nested_deprecated(edge_attrs, MAC802154_HWSIM_EDGE_ATTR_MAX, info->attrs[MAC802154_HWSIM_ATTR_RADIO_EDGE], hwsim_edge_policy, NULL))
return -EINVAL;

- if (!edge_attrs[MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID] &&
+ if (!edge_attrs[MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID] ||
!edge_attrs[MAC802154_HWSIM_EDGE_ATTR_LQI])
return -EINVAL;

--
2.25.1


2021-07-07 13:48:36

by Alexander Aring

[permalink] [raw]
Subject: Re: [PATCH] ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

Hi,

On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <[email protected]> wrote:
>
> Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE,
> MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID and MAC802154_HWSIM_EDGE_ATTR_LQI
> must be present to fix GPF.
>
> Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
> Signed-off-by: Dongliang Mu <[email protected]>

Acked-by: Alexander Aring <[email protected]>

Thanks, but there are more places than this one. Can you send patches
for them as well? Thanks! :)

- Alex

2021-07-07 14:41:45

by Dongliang Mu

[permalink] [raw]
Subject: Re: [PATCH] ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

On Wed, Jul 7, 2021 at 9:44 PM Alexander Aring <[email protected]> wrote:
>
> Hi,
>
> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <[email protected]> wrote:
> >
> > Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE,
> > MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID and MAC802154_HWSIM_EDGE_ATTR_LQI
> > must be present to fix GPF.
> >
> > Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
> > Signed-off-by: Dongliang Mu <[email protected]>
>
> Acked-by: Alexander Aring <[email protected]>
>
> Thanks, but there are more places than this one. Can you send patches
> for them as well? Thanks! :)

Sure. I will double-check those places and send patches to fix them.

>
> - Alex

2021-07-07 14:45:39

by Dongliang Mu

[permalink] [raw]
Subject: Re: [PATCH] ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

On Wed, Jul 7, 2021 at 10:41 PM Stefan Schmidt
<[email protected]> wrote:
>
> Hello.
>
> On 07.07.21 16:40, Dongliang Mu wrote:
> > On Wed, Jul 7, 2021 at 9:44 PM Alexander Aring <[email protected]> wrote:
> >>
> >> Hi,
> >>
> >> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <[email protected]> wrote:
> >>>
> >>> Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE,
> >>> MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID and MAC802154_HWSIM_EDGE_ATTR_LQI
> >>> must be present to fix GPF.
> >>>
> >>> Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
> >>> Signed-off-by: Dongliang Mu <[email protected]>
> >>
> >> Acked-by: Alexander Aring <[email protected]>
> >>
> >> Thanks, but there are more places than this one. Can you send patches
> >> for them as well? Thanks! :)
> >
> > Sure. I will double-check those places and send patches to fix them.
>
> I will take this one in as-is. All new patches should be done with this
> one applied.

Sure. Thanks for your reminder.

>
> regards
> Stefan Schmidt

2021-07-07 14:58:36

by Stefan Schmidt

[permalink] [raw]
Subject: Re: [PATCH] ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

Hello.

On 07.07.21 15:44, Alexander Aring wrote:
> Hi,
>
> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <[email protected]> wrote:
>>
>> Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE,
>> MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID and MAC802154_HWSIM_EDGE_ATTR_LQI
>> must be present to fix GPF.
>>
>> Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
>> Signed-off-by: Dongliang Mu <[email protected]>
>
> Acked-by: Alexander Aring <[email protected]>


This patch has been applied to the wpan tree and will be
part of the next pull request to net. Thanks!

regards
Stefan Schmidt

2021-07-07 15:36:44

by Stefan Schmidt

[permalink] [raw]
Subject: Re: [PATCH] ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

Hello.

On 07.07.21 16:40, Dongliang Mu wrote:
> On Wed, Jul 7, 2021 at 9:44 PM Alexander Aring <[email protected]> wrote:
>>
>> Hi,
>>
>> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <[email protected]> wrote:
>>>
>>> Both MAC802154_HWSIM_ATTR_RADIO_ID and MAC802154_HWSIM_ATTR_RADIO_EDGE,
>>> MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID and MAC802154_HWSIM_EDGE_ATTR_LQI
>>> must be present to fix GPF.
>>>
>>> Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
>>> Signed-off-by: Dongliang Mu <[email protected]>
>>
>> Acked-by: Alexander Aring <[email protected]>
>>
>> Thanks, but there are more places than this one. Can you send patches
>> for them as well? Thanks! :)
>
> Sure. I will double-check those places and send patches to fix them.

I will take this one in as-is. All new patches should be done with this
one applied.

regards
Stefan Schmidt