netdev - [PATCH 01/11] netfilter: nf_conntrack: ct_cpu_seq

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Date:   Fri,  6 Mar 2020 19:15:03 +0100
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     netfilter-devel@...r.kernel.org
Cc:     davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 01/11] netfilter: nf_conntrack: ct_cpu_seq_next should increase position index

From: Vasily Averin <vvs@...tuozzo.com>

If .next function does not change position index,
following .show function will repeat output related
to current position index.

Cc: stable@...r.kernel.org
Fixes: 1f4aace60b0e ("fs/seq_file.c: simplify seq_file iteration code ...")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=206283
Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 net/netfilter/nf_conntrack_standalone.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 410809c669e1..4912069627b6 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -411,7 +411,7 @@ static void *ct_cpu_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 		*pos = cpu + 1;
 		return per_cpu_ptr(net->ct.stat, cpu);
 	}
-
+	(*pos)++;
 	return NULL;
 }
 
-- 
2.11.0