Messages in this thread Patch in this message | | | From | Vivien Didelot <> | Subject | [PATCH net-next 2/8] net: dsa: directly fetch switch in lan9303_rcv | Date | Fri, 29 Sep 2017 14:36:29 -0400 |
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In a single-chip switch fabric, there is no need to fetch the dsa_switch structure from the tree, directly use the CPU port's "ds" member.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> --- net/dsa/tag_lan9303.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/net/dsa/tag_lan9303.c b/net/dsa/tag_lan9303.c index 0b9826105e42..f0b51acf36ac 100644 --- a/net/dsa/tag_lan9303.c +++ b/net/dsa/tag_lan9303.c @@ -72,11 +72,10 @@ static struct sk_buff *lan9303_rcv(struct sk_buff *skb, struct net_device *dev, { u16 *lan9303_tag; struct dsa_switch_tree *dst = dev->dsa_ptr; - struct dsa_switch *ds; + struct dsa_port *cpu_dp = dst->cpu_dp; + struct dsa_switch *ds = cpu_dp->ds; unsigned int source_port; - ds = dst->ds[0]; - if (unlikely(!ds)) { dev_warn_ratelimited(&dev->dev, "Dropping packet, due to missing DSA switch device\n"); return NULL; -- 2.14.1
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