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SubjectRe: [PATCH] net: lan966x: check for ptp to be enabled in lan966x_ptp_deinit()
Le 2023-01-06 21:21, Horatiu Vultur a écrit :
> The 01/06/2023 14:48, Clément Léger wrote:
>
> Hi Clement,
>
>>
>> If ptp was not enabled due to missing IRQ for instance,
>> lan966x_ptp_deinit() will dereference NULL pointers.
>>
>> Fixes: d096459494a8 ("net: lan966x: Add support for ptp clocks")
>> Signed-off-by: Clément Léger <clement.leger@bootlin.com>
>
> You forgot to mark the patch to target the net tree. But other
> than that looks good.

Hi Horatiu,

I'll resent a V2 to the net tree then. Thanks for reviewing.

Clément

>
> Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
>
>> ---
>> drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
>> b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
>> index f9ebfaafbebc..a8348437dd87 100644
>> --- a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
>> +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c
>> @@ -1073,6 +1073,9 @@ void lan966x_ptp_deinit(struct lan966x *lan966x)
>> struct lan966x_port *port;
>> int i;
>>
>> + if (!lan966x->ptp)
>> + return;
>> +
>> for (i = 0; i < lan966x->num_phys_ports; i++) {
>> port = lan966x->ports[i];
>> if (!port)
>> --
>> 2.38.1
>>

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