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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-12-09 09:14:38 +0300 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-12-09 09:14:38 +0300 |
| commit | bcd6acd51f3d4d1ada201e9bc5c40a31d6d80c71 (patch) | |
| tree | 2f6dffd2d3e4dd67355a224de7e7a960335a92fd /net/sctp/ipv6.c | |
| parent | 11c34c7deaeeebcee342cbc35e1bb2a6711b2431 (diff) | |
| parent | 3ff6a468b45b5dfeb0e903e56f4eb27d34b2437c (diff) | |
| download | linux-bcd6acd51f3d4d1ada201e9bc5c40a31d6d80c71.tar.xz | |
Merge commit 'origin/master' into next
Conflicts:
include/linux/kvm.h
Diffstat (limited to 'net/sctp/ipv6.c')
| -rw-r--r-- | net/sctp/ipv6.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index bb280e60e00a..cc50fbe99291 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -837,15 +837,16 @@ static int sctp_inet6_bind_verify(struct sctp_sock *opt, union sctp_addr *addr) if (type & IPV6_ADDR_LINKLOCAL) { if (!addr->v6.sin6_scope_id) return 0; - dev = dev_get_by_index(&init_net, addr->v6.sin6_scope_id); - if (!dev) - return 0; - if (!ipv6_chk_addr(&init_net, &addr->v6.sin6_addr, + rcu_read_lock(); + dev = dev_get_by_index_rcu(&init_net, + addr->v6.sin6_scope_id); + if (!dev || + !ipv6_chk_addr(&init_net, &addr->v6.sin6_addr, dev, 0)) { - dev_put(dev); + rcu_read_unlock(); return 0; } - dev_put(dev); + rcu_read_unlock(); } else if (type == IPV6_ADDR_MAPPED) { if (!opt->v4mapped) return 0; @@ -873,10 +874,12 @@ static int sctp_inet6_send_verify(struct sctp_sock *opt, union sctp_addr *addr) if (type & IPV6_ADDR_LINKLOCAL) { if (!addr->v6.sin6_scope_id) return 0; - dev = dev_get_by_index(&init_net, addr->v6.sin6_scope_id); + rcu_read_lock(); + dev = dev_get_by_index_rcu(&init_net, + addr->v6.sin6_scope_id); + rcu_read_unlock(); if (!dev) return 0; - dev_put(dev); } af = opt->pf->af; } @@ -930,7 +933,6 @@ static struct inet_protosw sctpv6_seqpacket_protosw = { .protocol = IPPROTO_SCTP, .prot = &sctpv6_prot, .ops = &inet6_seqpacket_ops, - .capability = -1, .no_check = 0, .flags = SCTP_PROTOSW_FLAG }; @@ -939,7 +941,6 @@ static struct inet_protosw sctpv6_stream_protosw = { .protocol = IPPROTO_SCTP, .prot = &sctpv6_prot, .ops = &inet6_seqpacket_ops, - .capability = -1, .no_check = 0, .flags = SCTP_PROTOSW_FLAG, }; |