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From: Heiner Kallweit <hkallweit1@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: David Miller <davem@davemloft.net>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Simon Horman <horms@kernel.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Danilo Krummrich <dakr@kernel.org>,
	Johan Hovold <johan@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	driver-core@lists.linux.dev
Subject: Re: [PATCH net-next 2/2] net sysfs: simplify creating empty wireless directory
Date: Sun, 8 Nov 2026 15:12:04 +0100	[thread overview]
Message-ID: <d85b02e5-d9ab-4535-ab82-9b8184fbd1a8@gmail.com> (raw)
In-Reply-To: <2026110816-crate-tightly-8560@gregkh>

On 08.11.2026 15:06, Greg Kroah-Hartman wrote:
> On Sun, Nov 08, 2026 at 02:46:03PM +0100, Heiner Kallweit wrote:
>> Now that an empty directory can be created with attrs being NULL,
>> make use of this new functionality and remove the dummy attribute list.
>>
>> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
>> ---
>>  net/core/net-sysfs.c | 5 -----
>>  1 file changed, 5 deletions(-)
>>
>> diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
>> index 5c0402389c6..f58b59e1126 100644
>> --- a/net/core/net-sysfs.c
>> +++ b/net/core/net-sysfs.c
>> @@ -910,13 +910,8 @@ static const struct attribute_group netstat_group = {
>>  	.attrs  = netstat_attrs,
>>  };
>>  
>> -static struct attribute *wireless_attrs[] = {
>> -	NULL
>> -};
>> -
>>  static const struct attribute_group wireless_group = {
>>  	.name = "wireless",
>> -	.attrs = wireless_attrs,
> 
> Why does this want to create an empty directory?  Surely you aren't
> adding attributes later to it, right?  If so, that's not ok either...
> 

For compatibility reasons. See 38c1a01cf10c ("wireless: add back sysfs directory")

> thanks,
> 
> greg k-h


  reply	other threads:[~2026-11-08 14:12 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-08 13:44 [PATCH net-next 0/2] sysfs: facilitate creating an empty directory Heiner Kallweit
2026-11-08 13:45 ` [PATCH net-next 1/2] " Heiner Kallweit
2026-11-08 14:06   ` Greg Kroah-Hartman
2026-11-09 13:48   ` netdev-bot+sashiko
2026-11-08 13:46 ` [PATCH net-next 2/2] net sysfs: simplify creating empty wireless directory Heiner Kallweit
2026-11-08 14:06   ` Greg Kroah-Hartman
2026-11-08 14:12     ` Heiner Kallweit [this message]
2026-11-08 14:21       ` Greg Kroah-Hartman
2026-11-08 16:02         ` Heiner Kallweit
2026-11-09 13:48   ` netdev-bot+sashiko
2026-11-08 16:12 ` [PATCH net-next 0/2] sysfs: facilitate creating an empty directory Heiner Kallweit

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