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net: ipv6: exthdrs: get rid of ipv6_skb_net()

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Get rid of ipv6_skb_net() which is only used in ipv6_hop_ioam().

Signed-off-by: Justin Iurman <justin.iurman@uliege.be>
Link: https://lore.kernel.org/r/20240308185343.39272-1-justin.iurman@uliege.be
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Justin Iurman 2024-03-08 19:53:43 +01:00 committed by Jakub Kicinski
parent d9c822ffef
commit fcac05daa7
1 changed files with 1 additions and 9 deletions
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10
net/ipv6/exthdrs.c
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@ -883,14 +883,6 @@ void ipv6_exthdrs_exit(void)
Hop-by-hop options.
**********************************/
/*
* Note: we cannot rely on skb_dst(skb) before we assign it in ip6_route_input().
*/
static inline struct net *ipv6_skb_net(struct sk_buff *skb)
{
return skb_dst(skb) ? dev_net(skb_dst(skb)->dev) : dev_net(skb->dev);
}
/* Router Alert as of RFC 2711 */
static bool ipv6_hop_ra(struct sk_buff *skb, int optoff)
@ -941,7 +933,7 @@ static bool ipv6_hop_ioam(struct sk_buff *skb, int optoff)
goto drop;
/* Ignore if the IOAM namespace is unknown */
ns = ioam6_namespace(ipv6_skb_net(skb), trace->namespace_id);
ns = ioam6_namespace(dev_net(skb->dev), trace->namespace_id);
if (!ns)
goto ignore;