* Re: [PATCH net-next 2/2] net:dsa: check for EPROBE_DEFER from dsa_dst_parse()
[not found] <1481129766-10235-1-git-send-email-volodymyr.bendiuga@westermo.se>
@ 2017-01-04 2:19 ` Andrew Lunn
0 siblings, 0 replies; only message in thread
From: Andrew Lunn @ 2017-01-04 2:19 UTC (permalink / raw)
To: Volodymyr Bendiuga
Cc: vivien.didelot, f.fainelli, davem, netdev, volodymyr.bendiuga
On Wed, Dec 07, 2016 at 05:56:06PM +0100, Volodymyr Bendiuga wrote:
> Since there can be multiple dsa switches stacked together but
> not all of devicetree nodes available at the time of calling
> dsa_dst_parse(), EPROBE_DEFER can be returned by it. When this
> happens, only the last dsa switch has to be deleted by
> dsa_dst_del_ds(), but not the whole list, because next time linux
> cames back to this function it will try to add only the last dsa
> switch which returned EPROBE_DEFER.
>
> Signed-off-by: Volodymyr Bendiuga <volodymyr.bendiuga@westermo.se>
> ---
> net/dsa/dsa2.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
> index 7924c92..0a5ddaa 100644
> --- a/net/dsa/dsa2.c
> +++ b/net/dsa/dsa2.c
> @@ -673,8 +673,14 @@ static int _dsa_register_switch(struct dsa_switch *ds, struct device_node *np)
> }
>
> err = dsa_dst_parse(dst);
> - if (err)
> + if (err){
> + if (-EPROBE_DEFER == err) {
Hi Volodymyr
Please can you turn this around, err == -EPROBE_DEFER, to make it
consistent with all the other network code.
With that change
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
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