diff options
| author | Vasily Averin <vvs@virtuozzo.com> | 2020-01-23 10:11:08 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-24 11:42:18 +0100 |
| commit | 70a87287c821e9721b62463777f55ba588ac4623 (patch) | |
| tree | 454501e4b7906e64fab12cb89223bf444bb693b4 /drivers | |
| parent | 2bec445f9bf35e52e395b971df48d3e1e5dc704a (diff) | |
seq_tab_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 'drivers')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index aca9f7a20a2a..4144c230dc97 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -70,8 +70,7 @@ static void *seq_tab_start(struct seq_file *seq, loff_t *pos) static void *seq_tab_next(struct seq_file *seq, void *v, loff_t *pos) { v = seq_tab_get_idx(seq->private, *pos + 1); - if (v) - ++*pos; + ++(*pos); return v; } |