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- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- "Levin, Alexander (Sasha Levin)"
- ""
Patch in this message | | | From | "Levin, Alexander (Sasha Levin)" <> | Subject | [GIT PULL for-3.18 04/13] netfilter: nf_ct_expect: Change __nf_ct_expect_check() return value. | Date | Wed, 11 Oct 2017 00:45:53 +0000 |
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From: Jarno Rajahalme <jarno@ovn.org>
[ Upstream commit 4b86c459c7bee3acaf92f0e2b4c6ac803eaa1a58 ]
Commit 4dee62b1b9b4 ("netfilter: nf_ct_expect: nf_ct_expect_insert() returns void") inadvertently changed the successful return value of nf_ct_expect_related_report() from 0 to 1 due to __nf_ct_expect_check() returning 1 on success. Prevent this regression in the future by changing the return value of __nf_ct_expect_check() to 0 on success.
Signed-off-by: Jarno Rajahalme <jarno@ovn.org> Acked-by: Joe Stringer <joe@ovn.org> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> --- net/netfilter/nf_conntrack_expect.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index 26af45193ab7..7ebdd7ff8ec0 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -392,7 +392,7 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect) struct net *net = nf_ct_exp_net(expect); struct hlist_node *next; unsigned int h; - int ret = 1; + int ret = 0; if (!master_help) { ret = -ESHUTDOWN; @@ -442,7 +442,7 @@ int nf_ct_expect_related_report(struct nf_conntrack_expect *expect, spin_lock_bh(&nf_conntrack_expect_lock); ret = __nf_ct_expect_check(expect); - if (ret <= 0) + if (ret < 0) goto out; ret = nf_ct_expect_insert(expect); -- 2.11.0
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