linux-kernel - Re: [PATCH v3] staging: rtl8712: Use ether_addr

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Message-ID: <CAD6G_RTekex0t7gJfbLtVf3mEcSzCiyE9sL8LMpQo4X0Z68cyg@mail.gmail.com>
Date:	Thu, 21 May 2015 01:16:04 +0530
From:	Jagan Teki <jteki@...nedev.com>
To:	Larry Finger <Larry.Finger@...inger.net>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	devel@...verdev.osuosl.org,
	Florian Schilhabel <florian.c.schilhabel@...glemail.com>,
	Dan Carpenter <dan.carpenter@...cle.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH v3] staging: rtl8712: Use ether_addr_copy() instead of memcpy()

On 21 May 2015 at 01:10, Larry Finger <Larry.Finger@...inger.net> wrote:
> On 05/20/2015 01:41 PM, Jagan Teki wrote:
>>
>> On 18 May 2015 at 22:02, Jagan Teki <jteki@...nedev.com> wrote:
>>>
>>> Fixes Warning encounter this by applying checkpatch.pl against this file:
>>> Prefer ether_addr_copy() over memcpy() if the Ethernet addresses
>>> are __aligned(2)
>>>
>>> pahole output for respective structures:
>>> - addr->sa_data
>>> struct sockaddr {
>>>          sa_family_t                sa_family;            /*     0     2
>>> */
>>>          char                       sa_data[14];          /*     2    14
>>> */
>>>
>>>          /* size: 16, cachelines: 1, members: 2 */
>>>          /* last cacheline: 16 bytes */
>>> };
>>>
>>> - pnetdev->dev_addr
>>> dev_addr is interface address infor from generic net_device structure
>>> which is properly aligned and have some patches with this change as well.
>>> "staging: rtl8712: fix Prefer ether_addr_copy() over memcpy()"
>>> (sha1: 36e4d8826b317080e283e4edd08bf8d5ac706f38)
>>>
>>> Signed-off-by: Jagan Teki <jteki@...nedev.com>
>>> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>>> Cc: Larry Finger <Larry.Finger@...inger.net>
>>> Cc: Florian Schilhabel <florian.c.schilhabel@...glemail.com>
>>> ---
>>> Changes for v3:
>>>          - Removed unaligned conversions
>>> Changes for v2:
>>>          - Describe a changelog, to prove address are aligned
>>>
>>>   drivers/staging/rtl8712/os_intfs.c | 2 +-
>>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/staging/rtl8712/os_intfs.c
>>> b/drivers/staging/rtl8712/os_intfs.c
>>> index 6e776e5..d5f4c4d 100644
>>> --- a/drivers/staging/rtl8712/os_intfs.c
>>> +++ b/drivers/staging/rtl8712/os_intfs.c
>>> @@ -181,7 +181,7 @@ static int r871x_net_set_mac_address(struct
>>> net_device *pnetdev, void *p)
>>>          struct sockaddr *addr = p;
>>>
>>>          if (padapter->bup == false)
>>> -               memcpy(pnetdev->dev_addr, addr->sa_data, ETH_ALEN);
>>> +               ether_addr_copy(pnetdev->dev_addr, addr->sa_data);
>>>          return 0;
>>>   }
>>>
>>> --
>>
>>
>> Ping!
>
>
> Ah. Not only are you ignorant, but you are also rude! The patch was not
> NACKed, thus it will be picked up in good time.

What are these statements, sending a patch with valid proofs implies rudeness?
Does this patch still have changes..?

-- 
Jagan
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