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ac9d8a66e4
As Eric Dumazet pointed out [0], ipv6_rthdr_rcv() pulls these data - Segment Routing Header : 8 - Hdr Ext Len : skb_transport_header(skb)[1] << 3 needed by ipv6_rpl_srh_rcv(). We can remove pskb_may_pull() and replace pskb_pull() with skb_pull() in ipv6_rpl_srh_rcv(). Link: https://lore.kernel.org/netdev/CANn89iLboLwLrHXeHJucAqBkEL_S0rJFog68t7wwwXO-aNf5Mg@mail.gmail.com/ [0] Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
34 lines
749 B
C
34 lines
749 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* RPL implementation
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*
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* Author:
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* (C) 2020 Alexander Aring <alex.aring@gmail.com>
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*/
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#ifndef _NET_RPL_H
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#define _NET_RPL_H
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#include <linux/rpl.h>
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#if IS_ENABLED(CONFIG_IPV6_RPL_LWTUNNEL)
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extern int rpl_init(void);
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extern void rpl_exit(void);
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#else
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static inline int rpl_init(void)
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{
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return 0;
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}
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static inline void rpl_exit(void) {}
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#endif
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void ipv6_rpl_srh_decompress(struct ipv6_rpl_sr_hdr *outhdr,
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const struct ipv6_rpl_sr_hdr *inhdr,
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const struct in6_addr *daddr, unsigned char n);
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void ipv6_rpl_srh_compress(struct ipv6_rpl_sr_hdr *outhdr,
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const struct ipv6_rpl_sr_hdr *inhdr,
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const struct in6_addr *daddr, unsigned char n);
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#endif /* _NET_RPL_H */
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