netdev - Re: [net-next:master 836/858] bcmsysport.c:undefined reference to `unregister_dsa

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Date:   Fri, 13 Oct 2017 12:19:49 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     kbuild test robot <fengguang.wu@...el.com>
Cc:     kbuild-all@...org, netdev@...r.kernel.org, davem@...emloft.net,
        andew@...n.ch, vivien.didelot@...oirfairelinux.com
Subject: Re: [net-next:master 836/858] bcmsysport.c:undefined reference to
 `unregister_dsa_notifier'

On 10/13/2017 12:41 AM, kbuild test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
> head:   2d0d21c12dfa3851620f1fa9fe2d444538f1fad4
> commit: d156576362c07e954dc36e07b0d7b0733a010f7d [836/858] net: systemport: Establish lower/upper queue mapping
> config: x86_64-randconfig-it0-10131242 (attached as .config)
> compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
> reproduce:
>         git checkout d156576362c07e954dc36e07b0d7b0733a010f7d
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All errors (new ones prefixed by >>):
> 
>    drivers/net/ethernet/broadcom/bcmsysport.o: In function `bcm_sysport_remove':
>>> bcmsysport.c:(.text+0x2020): undefined reference to `unregister_dsa_notifier'
>    drivers/net/ethernet/broadcom/bcmsysport.o: In function `bcm_sysport_probe':
>>> bcmsysport.c:(.text+0x3689): undefined reference to `register_dsa_notifier'
>    bcmsysport.c:(.text+0x38d1): undefined reference to `unregister_dsa_notifier'

Ah this configuration is: CONFIG_SYSTEMPORT=y and CONFIG_NET_DSA=m which
would cause the following link failures.

I will submit a fix shortly after making sure that this won't cause
circular dependencies.

Thanks
-- 
Florian