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authorVasily Averin <vvs@virtuozzo.com>2020-01-23 10:11:20 +0300
committerDavid S. Miller <davem@davemloft.net>2020-01-24 13:42:18 +0300
commit8bf7092021f283944f0c5f4c364853201c45c611 (patch)
tree05b13fe1a40bd2762b42c42ef5aeaec52d5cdc69 /net
parent66018a102f7756cf72db4d2704e1b93969d9d332 (diff)
downloadlinux-8bf7092021f283944f0c5f4c364853201c45c611.tar.xz
vcc_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/atm/proc.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/atm/proc.c b/net/atm/proc.c
index d79221fd4dae..c31896707313 100644
--- a/net/atm/proc.c
+++ b/net/atm/proc.c
@@ -134,8 +134,7 @@ static void vcc_seq_stop(struct seq_file *seq, void *v)
static void *vcc_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
v = vcc_walk(seq, 1);
- if (v)
- (*pos)++;
+ (*pos)++;
return v;
}