Re: [PATCH net-next] net: dsa: Remove redundant NULL dst check

From: Juergen Borleis
Date: Fri Apr 21 2017 - 03:30:24 EST


Hi Florian,

On Friday 21 April 2017 00:47:22 Florian Fainelli wrote:
> tag_lan9303.c does check for a NULL dst but that's already checked by
> dsa_switch_rcv() one layer above.
>
> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
> ---
> net/dsa/tag_lan9303.c | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/net/dsa/tag_lan9303.c b/net/dsa/tag_lan9303.c
> index 563b6c8fe445..70130ed5c21a 100644
> --- a/net/dsa/tag_lan9303.c
> +++ b/net/dsa/tag_lan9303.c
> @@ -79,11 +79,6 @@ static struct sk_buff *lan9303_rcv(struct sk_buff
> *skb, struct net_device *dev, struct dsa_switch *ds;
> unsigned int source_port;
>
> - if (unlikely(!dst)) {
> - dev_warn_ratelimited(&dev->dev, "Dropping packet, due to missing switch tree device\n");
> - return NULL;
> - }
> -
> ds = dst->ds[0];
>
> if (unlikely(!ds)) {

Thanks!

Acked-by: Juergen Borleis <jbe@xxxxxxxxxxxxxx>

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