diff options
Diffstat (limited to 'net/ipv6/mip6.c')
-rw-r--r-- | net/ipv6/mip6.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c index 7fd841d..49d3966 100644 --- a/net/ipv6/mip6.c +++ b/net/ipv6/mip6.c @@ -34,11 +34,6 @@ #include <net/xfrm.h> #include <net/mip6.h> -static xfrm_address_t *mip6_xfrm_addr(struct xfrm_state *x, xfrm_address_t *addr) -{ - return x->coaddr; -} - static inline unsigned int calc_padlen(unsigned int len, unsigned int n) { return (n - len + 16) & 0x7; @@ -133,12 +128,15 @@ static int mip6_destopt_input(struct xfrm_state *x, struct sk_buff *skb) { struct ipv6hdr *iph = ipv6_hdr(skb); struct ipv6_destopt_hdr *destopt = (struct ipv6_destopt_hdr *)skb->data; + int err = destopt->nexthdr; + spin_lock(&x->lock); if (!ipv6_addr_equal(&iph->saddr, (struct in6_addr *)x->coaddr) && !ipv6_addr_any((struct in6_addr *)x->coaddr)) - return -ENOENT; + err = -ENOENT; + spin_unlock(&x->lock); - return destopt->nexthdr; + return err; } /* Destination Option Header is inserted. @@ -337,25 +335,27 @@ static struct xfrm_type mip6_destopt_type = .description = "MIP6DESTOPT", .owner = THIS_MODULE, .proto = IPPROTO_DSTOPTS, - .flags = XFRM_TYPE_NON_FRAGMENT, + .flags = XFRM_TYPE_NON_FRAGMENT | XFRM_TYPE_LOCAL_COADDR, .init_state = mip6_destopt_init_state, .destructor = mip6_destopt_destroy, .input = mip6_destopt_input, .output = mip6_destopt_output, .reject = mip6_destopt_reject, .hdr_offset = mip6_destopt_offset, - .local_addr = mip6_xfrm_addr, }; static int mip6_rthdr_input(struct xfrm_state *x, struct sk_buff *skb) { struct rt2_hdr *rt2 = (struct rt2_hdr *)skb->data; + int err = rt2->rt_hdr.nexthdr; + spin_lock(&x->lock); if (!ipv6_addr_equal(&rt2->addr, (struct in6_addr *)x->coaddr) && !ipv6_addr_any((struct in6_addr *)x->coaddr)) - return -ENOENT; + err = -ENOENT; + spin_unlock(&x->lock); - return rt2->rt_hdr.nexthdr; + return err; } /* Routing Header type 2 is inserted. @@ -467,13 +467,12 @@ static struct xfrm_type mip6_rthdr_type = .description = "MIP6RT", .owner = THIS_MODULE, .proto = IPPROTO_ROUTING, - .flags = XFRM_TYPE_NON_FRAGMENT, + .flags = XFRM_TYPE_NON_FRAGMENT | XFRM_TYPE_REMOTE_COADDR, .init_state = mip6_rthdr_init_state, .destructor = mip6_rthdr_destroy, .input = mip6_rthdr_input, .output = mip6_rthdr_output, .hdr_offset = mip6_rthdr_offset, - .remote_addr = mip6_xfrm_addr, }; static int __init mip6_init(void) |