net: dsa: tag_sja1105: appease sparse checks for ethertype accessors
authorVladimir Oltean <olteanv@gmail.com>
Wed, 13 May 2020 00:23:27 +0000 (03:23 +0300)
committerDavid S. Miller <davem@davemloft.net>
Wed, 13 May 2020 01:02:42 +0000 (18:02 -0700)
A comparison between a value from the packet and an integer constant
value needs to be done by converting the value from the packet from
net->host, or the constant from host->net. Not the other way around.
Even though it makes no practical difference, correct that.

Fixes: 38b5beeae7a4 ("net: dsa: sja1105: prepare tagger for handling DSA tags and VLAN simultaneously")
Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/dsa/tag_sja1105.c

index ad105550b1455a1e0aa2dcdac1810112efa66afe..9b4a4d719291b2ef22d896a37340eaff4308a6d0 100644 (file)
@@ -73,10 +73,10 @@ static bool sja1105_can_use_vlan_as_tags(const struct sk_buff *skb)
 {
        struct vlan_ethhdr *hdr = vlan_eth_hdr(skb);
 
-       if (hdr->h_vlan_proto == ntohs(ETH_P_SJA1105))
+       if (hdr->h_vlan_proto == htons(ETH_P_SJA1105))
                return true;
 
-       if (hdr->h_vlan_proto != ntohs(ETH_P_8021Q))
+       if (hdr->h_vlan_proto != htons(ETH_P_8021Q))
                return false;
 
        return vid_is_dsa_8021q(ntohs(hdr->h_vlan_TCI) & VLAN_VID_MASK);