Bug #1952 » 0001-gtp-use-IPv6-address-64-prefix-for-UE-MS.patch
| drivers/net/gtp.c | ||
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| 196 | 196 | |
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head = >p->addr_hash[ipv6_hashfn(ms_addr) % gtp->hash_size]; |
| 198 | 198 | |
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/* 3GPP TS 29.060: PDN Connection: the association between a MS |
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* represented by [...] one IPv6 *prefix* and a PDN represented by an |
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* APN. |
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* |
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* Then, 3GPP TS 29.061, Section 11.2.1.3 says: The size of the prefix |
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* shall be according to the maximum prefix length for a global IPv6 |
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* address as specified in the IPv6 Addressing Architecture, see RFC 4291. |
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* |
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* Finally, RFC 4291 section 2.5.4 states: All Global Unicast addresses |
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* other than those that start with binary 000 have a 64-bit interface |
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* ID field (i.e., n + m = 64). |
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*/ |
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hlist_for_each_entry_rcu(pdp, head, hlist_addr) {
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if (pdp->af == AF_INET6 && |
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memcmp(&pdp->ms.addr6, ms_addr, sizeof(struct in6_addr)) == 0) |
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pdp->ms.addr6.s6_addr32[0] == ms_addr->s6_addr32[0] && |
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pdp->ms.addr6.s6_addr32[1] == ms_addr->s6_addr32[1]) |
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return pdp; |
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} |
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