diff mbox series

[2/4,next] i40e: Replace one-element array with flex-array member in struct i40e_profile_segment

Message ID 52da391229a45fe3dbd5c43167cdb0701a17a361.1690938732.git.gustavoars@kernel.org (mailing list archive)
State Mainlined
Commit fbfa49f92484a63574b692069f09cfe9b79ec565
Headers show
Series i40e: Replace one-element arrays with flexible-array members | expand

Commit Message

Gustavo A. R. Silva Aug. 2, 2023, 5:05 a.m. UTC
One-element and zero-length arrays are deprecated. So, replace
one-element array in struct i40e_profile_segment with flexible-array
member.

This results in no differences in binary output.

Link: https://github.com/KSPP/linux/issues/335
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
 drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Simon Horman Aug. 2, 2023, 3:23 p.m. UTC | #1
On Tue, Aug 01, 2023 at 11:05:59PM -0600, Gustavo A. R. Silva wrote:
> One-element and zero-length arrays are deprecated. So, replace
> one-element array in struct i40e_profile_segment with flexible-array
> member.
> 
> This results in no differences in binary output.
> 
> Link: https://github.com/KSPP/linux/issues/335
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>

Reviewed-by: Simon Horman <horms@kernel.org>
Pucha, HimasekharX Reddy Aug. 10, 2023, 10:06 a.m. UTC | #2
> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@osuosl.org> On Behalf Of Gustavo A. R. Silva
> Sent: Wednesday, August 2, 2023 10:36 AM
> To: Brandeburg, Jesse <jesse.brandeburg@intel.com>; Nguyen, Anthony L <anthony.l.nguyen@intel.com>; David S. Miller <davem@davemloft.net>; Eric Dumazet <edumazet@google.com>; Jakub Kicinski <kuba@kernel.org>; Paolo Abeni <pabeni@redhat.com>
> Cc: linux-hardening@vger.kernel.org; netdev@vger.kernel.org; intel-wired-lan@lists.osuosl.org; linux-kernel@vger.kernel.org; Gustavo A. R. Silva <gustavoars@kernel.org>
> Subject: [Intel-wired-lan] [PATCH 2/4][next] i40e: Replace one-element array with flex-array member in struct i40e_profile_segment
>
> One-element and zero-length arrays are deprecated. So, replace one-element array in struct i40e_profile_segment with flexible-array member.
>
> This results in no differences in binary output.
>
> Link: https://github.com/KSPP/linux/issues/335
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> ---
>  drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>

Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com> (A Contingent worker at Intel)
Justin Stitt Aug. 10, 2023, 5:34 p.m. UTC | #3
On Tue, Aug 01, 2023 at 11:05:59PM -0600, Gustavo A. R. Silva wrote:
> One-element and zero-length arrays are deprecated. So, replace
> one-element array in struct i40e_profile_segment with flexible-array
> member.
>
> This results in no differences in binary output.
>
> Link: https://github.com/KSPP/linux/issues/335
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> ---
>  drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
Tested-by: Justin Stitt <justinstitt@google.com>

>
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
> index c3d5fe12059a..f7a984304b65 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_type.h
> +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
> @@ -1487,7 +1487,7 @@ struct i40e_profile_segment {
>  	struct i40e_ddp_version version;
>  	char name[I40E_DDP_NAME_SIZE];
>  	u32 device_table_count;
> -	struct i40e_device_id_entry device_table[1];
> +	struct i40e_device_id_entry device_table[];
>  };
>
>  struct i40e_section_table {
> --
> 2.34.1
>
Justin Stitt Aug. 10, 2023, 8:49 p.m. UTC | #4
On Thu, Aug 10, 2023 at 05:34:04PM +0000, Justin Stitt wrote:
> On Tue, Aug 01, 2023 at 11:05:59PM -0600, Gustavo A. R. Silva wrote:
> > One-element and zero-length arrays are deprecated. So, replace
> > one-element array in struct i40e_profile_segment with flexible-array
> > member.
> >
> > This results in no differences in binary output.
> >
> > Link: https://github.com/KSPP/linux/issues/335
> > Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> > ---
> >  drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> Tested-by: Justin Stitt <justinstitt@google.com>
Whoops, this should be:
Reviewed-by: Justin Stitt <justinstitt@google.com>

I did not test, I just verified there are no binary differences produced
by this patch.

>
> >
> > diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
> > index c3d5fe12059a..f7a984304b65 100644
> > --- a/drivers/net/ethernet/intel/i40e/i40e_type.h
> > +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
> > @@ -1487,7 +1487,7 @@ struct i40e_profile_segment {
> >  	struct i40e_ddp_version version;
> >  	char name[I40E_DDP_NAME_SIZE];
> >  	u32 device_table_count;
> > -	struct i40e_device_id_entry device_table[1];
> > +	struct i40e_device_id_entry device_table[];
> >  };
> >
> >  struct i40e_section_table {
> > --
> > 2.34.1
> >
Gustavo A. R. Silva Aug. 10, 2023, 9:51 p.m. UTC | #5
On 8/10/23 14:49, Justin Stitt wrote:
> On Thu, Aug 10, 2023 at 05:34:04PM +0000, Justin Stitt wrote:
>> On Tue, Aug 01, 2023 at 11:05:59PM -0600, Gustavo A. R. Silva wrote:
>>> One-element and zero-length arrays are deprecated. So, replace
>>> one-element array in struct i40e_profile_segment with flexible-array
>>> member.
>>>
>>> This results in no differences in binary output.
>>>
>>> Link: https://github.com/KSPP/linux/issues/335
>>> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
>>> ---
>>>   drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +-
>>>   1 file changed, 1 insertion(+), 1 deletion(-)
>> Tested-by: Justin Stitt <justinstitt@google.com>
> Whoops, this should be:
> Reviewed-by: Justin Stitt <justinstitt@google.com>
> 
> I did not test, I just verified there are no binary differences produced
> by this patch.

In that case, `Build-tested-by` seems more appropriate.

Anyways, the series has been applied already.

--
Gustavo
diff mbox series

Patch

diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
index c3d5fe12059a..f7a984304b65 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_type.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
@@ -1487,7 +1487,7 @@  struct i40e_profile_segment {
 	struct i40e_ddp_version version;
 	char name[I40E_DDP_NAME_SIZE];
 	u32 device_table_count;
-	struct i40e_device_id_entry device_table[1];
+	struct i40e_device_id_entry device_table[];
 };
 
 struct i40e_section_table {