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| author | Vasily Averin <vvs@virtuozzo.com> | 2020-01-23 10:11:28 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-24 13:42:18 +0300 |
| commit | 1e3f9f073c47bee7c23e77316b07bc12338c5bba (patch) | |
| tree | 78057a5bedd2e5aafd2e6afcd478a14c415e3ec8 /net | |
| parent | 8bf7092021f283944f0c5f4c364853201c45c611 (diff) | |
| download | linux-1e3f9f073c47bee7c23e77316b07bc12338c5bba.tar.xz | |
neigh_stat_seq_next() should increase position index
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>
Diffstat (limited to 'net')
| -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 920784a9b7ff..789a73aa7bd8 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; } |