diff mbox series

ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi

Message ID 20210705131321.217111-1-mudongliangabcd@gmail.com
State New
Headers show
Series ieee802154: hwsim: fix GPF in hwsim_set_edge_lqi | expand

Commit Message

Dongliang Mu July 5, 2021, 1:13 p.m. UTC
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 <mudongliangabcd@gmail.com>
---
 drivers/net/ieee802154/mac802154_hwsim.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Alexander Aring July 7, 2021, 1:44 p.m. UTC | #1
Hi,

On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <mudongliangabcd@gmail.com> 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 <mudongliangabcd@gmail.com>


Acked-by: Alexander Aring <aahringo@redhat.com>


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

- Alex
Dongliang Mu July 7, 2021, 2:40 p.m. UTC | #2
On Wed, Jul 7, 2021 at 9:44 PM Alexander Aring <alex.aring@gmail.com> wrote:
>

> Hi,

>

> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <mudongliangabcd@gmail.com> 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 <mudongliangabcd@gmail.com>

>

> Acked-by: Alexander Aring <aahringo@redhat.com>

>

> 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
Stefan Schmidt July 7, 2021, 2:41 p.m. UTC | #3
Hello.

On 07.07.21 16:40, Dongliang Mu wrote:
> On Wed, Jul 7, 2021 at 9:44 PM Alexander Aring <alex.aring@gmail.com> wrote:

>>

>> Hi,

>>

>> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <mudongliangabcd@gmail.com> 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 <mudongliangabcd@gmail.com>

>>

>> Acked-by: Alexander Aring <aahringo@redhat.com>

>>

>> 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
Dongliang Mu July 7, 2021, 2:42 p.m. UTC | #4
On Wed, Jul 7, 2021 at 10:41 PM Stefan Schmidt
<stefan@datenfreihafen.org> wrote:
>

> Hello.

>

> On 07.07.21 16:40, Dongliang Mu wrote:

> > On Wed, Jul 7, 2021 at 9:44 PM Alexander Aring <alex.aring@gmail.com> wrote:

> >>

> >> Hi,

> >>

> >> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <mudongliangabcd@gmail.com> 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 <mudongliangabcd@gmail.com>

> >>

> >> Acked-by: Alexander Aring <aahringo@redhat.com>

> >>

> >> 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
Stefan Schmidt July 7, 2021, 2:48 p.m. UTC | #5
Hello.

On 07.07.21 15:44, Alexander Aring wrote:
> Hi,

> 

> On Mon, 5 Jul 2021 at 09:13, Dongliang Mu <mudongliangabcd@gmail.com> 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 <mudongliangabcd@gmail.com>

> 

> Acked-by: Alexander Aring <aahringo@redhat.com>



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

regards
Stefan Schmidt
diff mbox series

Patch

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;