diff options
author | Vasily Averin <vvs@virtuozzo.com> | 2020-01-23 10:11:28 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-01 13:17:24 +0200 |
commit | 2ba309f086b822d89a7d8528d1516e5eebf49791 (patch) | |
tree | 0287474d19bac32ee7c4ab762be633f482d7fc6d /net/core/neighbour.c | |
parent | f508c5d99343555e9c1abbc4c10ae412da539a4c (diff) |
neigh_stat_seq_next() should increase position index
[ Upstream commit 1e3f9f073c47bee7c23e77316b07bc12338c5bba ]
if seq_file .next fuction does not change position index,
read after some lseek can generate unexpected output.
https://bugzilla.kernel.org/show_bug.cgi?id=206283
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/core/neighbour.c')
-rw-r--r-- | net/core/neighbour.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c index 7b40d12f0c22..04953e5f2530 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -3290,6 +3290,7 @@ static void *neigh_stat_seq_next(struct seq_file *seq, void *v, loff_t *pos) *pos = cpu+1; return per_cpu_ptr(tbl->stats, cpu); } + (*pos)++; return NULL; } |