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| author | Peter Heise <mail@pheise.de> | 2016-04-13 13:52:22 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-15 17:06:48 -0400 |
| commit | ee1c27977284907d40f7f72c2d078d709f15811f (patch) | |
| tree | 58c578e321dd8baad0af86ecaf41e6e2f34ddb34 /net/hsr/hsr_slave.c | |
| parent | 125c8d1233b7dd4688f14dd992d724c20d055dee (diff) | |
| download | linux-stable-ee1c27977284907d40f7f72c2d078d709f15811f.tar.gz linux-stable-ee1c27977284907d40f7f72c2d078d709f15811f.tar.bz2 linux-stable-ee1c27977284907d40f7f72c2d078d709f15811f.zip | |
net/hsr: Added support for HSR v1
This patch adds support for the newer version 1 of the HSR
networking standard. Version 0 is still default and the new
version has to be selected via iproute2.
Main changes are in the supervision frame handling and its
ethertype field.
Signed-off-by: Peter Heise <peter.heise@airbus.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/hsr/hsr_slave.c')
| -rw-r--r-- | net/hsr/hsr_slave.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/hsr/hsr_slave.c b/net/hsr/hsr_slave.c index 7d37366cc695..f5b60388d02f 100644 --- a/net/hsr/hsr_slave.c +++ b/net/hsr/hsr_slave.c @@ -22,6 +22,7 @@ static rx_handler_result_t hsr_handle_frame(struct sk_buff **pskb) { struct sk_buff *skb = *pskb; struct hsr_port *port; + u16 protocol; if (!skb_mac_header_was_set(skb)) { WARN_ONCE(1, "%s: skb invalid", __func__); @@ -37,7 +38,8 @@ static rx_handler_result_t hsr_handle_frame(struct sk_buff **pskb) goto finish_consume; } - if (eth_hdr(skb)->h_proto != htons(ETH_P_PRP)) + protocol = eth_hdr(skb)->h_proto; + if (protocol != htons(ETH_P_PRP) && protocol != htons(ETH_P_HSR)) goto finish_pass; skb_push(skb, ETH_HLEN); |