linux-kernel - Re: [PATCH v2 71/75] staging: ks7010: Remove dummy address set.

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Date:   Sat, 31 Mar 2018 11:46:40 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Quytelda Kahja <quytelda@...alin.org>
Cc:     gregkh@...uxfoundation.org, wsa@...-dreams.de,
        devel@...verdev.osuosl.org, driverdev-devel@...uxdriverproject.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 71/75] staging: ks7010: Remove dummy address set.

On Fri, Mar 30, 2018 at 11:08:51PM -0700, Quytelda Kahja wrote:
> Setting a dummy address during the driver probe is not necessary.
> The dev_addr field is already zeroed out from alloc_etherdev().
> 
> Signed-off-by: Quytelda Kahja <quytelda@...alin.org>
> ---
>  drivers/staging/ks7010/ks_wlan_net.c | 6 ------
>  1 file changed, 6 deletions(-)
> 
> diff --git a/drivers/staging/ks7010/ks_wlan_net.c b/drivers/staging/ks7010/ks_wlan_net.c
> index 5c5569000fce..afbc472baa05 100644
> --- a/drivers/staging/ks7010/ks_wlan_net.c
> +++ b/drivers/staging/ks7010/ks_wlan_net.c
> @@ -2852,9 +2852,6 @@ int ks_wlan_close(struct net_device *dev)
>  /* Operational parameters that usually are not changed. */
>  /* Time in jiffies before concluding the transmitter is hung. */
>  #define TX_TIMEOUT  (3 * HZ)
> -static const unsigned char dummy_addr[] = {
> -	0x00, 0x0b, 0xe3, 0x00, 0x00, 0x00

Of course, this isn't a zero address.  Do we know why they chose this
particular address?  I was expecting it to be zero from the patch
description.

regards,
dan carpenter