diff options
| author | Florian Westphal <fw@strlen.de> | 2019-05-03 17:46:14 +0200 |
|---|---|---|
| committer | Steffen Klassert <steffen.klassert@secunet.com> | 2019-06-05 13:16:30 +0200 |
| commit | bac9593515c653e9ec05df9e303cdf1b969854d4 (patch) | |
| tree | 5ec429f0c1ffe0f12284df0d144513d71e5ace28 /net/xfrm | |
| parent | 2a99283cb7c1ef1bc61770a2a20ef88693687443 (diff) | |
xfrm: remove init_tempsel indirection from xfrm_state_afinfo
Simple initialization, handle it in the caller.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm')
| -rw-r--r-- | net/xfrm/xfrm_state.c | 56 |
1 files changed, 49 insertions, 7 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 50621d982970..66d9009fe9b5 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -770,6 +770,43 @@ void xfrm_sad_getinfo(struct net *net, struct xfrmk_sadinfo *si) EXPORT_SYMBOL(xfrm_sad_getinfo); static void +__xfrm4_init_tempsel(struct xfrm_selector *sel, const struct flowi *fl) +{ + const struct flowi4 *fl4 = &fl->u.ip4; + + sel->daddr.a4 = fl4->daddr; + sel->saddr.a4 = fl4->saddr; + sel->dport = xfrm_flowi_dport(fl, &fl4->uli); + sel->dport_mask = htons(0xffff); + sel->sport = xfrm_flowi_sport(fl, &fl4->uli); + sel->sport_mask = htons(0xffff); + sel->family = AF_INET; + sel->prefixlen_d = 32; + sel->prefixlen_s = 32; + sel->proto = fl4->flowi4_proto; + sel->ifindex = fl4->flowi4_oif; +} + +static void +__xfrm6_init_tempsel(struct xfrm_selector *sel, const struct flowi *fl) +{ + const struct flowi6 *fl6 = &fl->u.ip6; + + /* Initialize temporary selector matching only to current session. */ + *(struct in6_addr *)&sel->daddr = fl6->daddr; + *(struct in6_addr *)&sel->saddr = fl6->saddr; + sel->dport = xfrm_flowi_dport(fl, &fl6->uli); + sel->dport_mask = htons(0xffff); + sel->sport = xfrm_flowi_sport(fl, &fl6->uli); + sel->sport_mask = htons(0xffff); + sel->family = AF_INET6; + sel->prefixlen_d = 128; + sel->prefixlen_s = 128; + sel->proto = fl6->flowi6_proto; + sel->ifindex = fl6->flowi6_oif; +} + +static void xfrm_init_tempstate(struct xfrm_state *x, const struct flowi *fl, const struct xfrm_tmpl *tmpl, const xfrm_address_t *daddr, const xfrm_address_t *saddr, @@ -777,16 +814,21 @@ xfrm_init_tempstate(struct xfrm_state *x, const struct flowi *fl, { struct xfrm_state_afinfo *afinfo = xfrm_state_afinfo_get_rcu(family); + switch (family) { + case AF_INET: + __xfrm4_init_tempsel(&x->sel, fl); + break; + case AF_INET6: + __xfrm6_init_tempsel(&x->sel, fl); + break; + } + + if (family != tmpl->encap_family) + afinfo = xfrm_state_afinfo_get_rcu(tmpl->encap_family); + if (!afinfo) return; - afinfo->init_tempsel(&x->sel, fl); - - if (family != tmpl->encap_family) { - afinfo = xfrm_state_afinfo_get_rcu(tmpl->encap_family); - if (!afinfo) - return; - } afinfo->init_temprop(x, tmpl, daddr, saddr); } |