Commit f3c539fb authored Jan 24, 2020 by Vasily Averin Committed by Greg Kroah-Hartman Feb 24, 2020

help_next should increase position index

[ Upstream commit 9f198a2ac543eaaf47be275531ad5cbd50db3edf ]

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: Mike Marshall <hubcap@omnibond.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 47f44085

fs/orangefs/orangefs-debugfs.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -305,6 +305,7 @@ static void help_start(struct seq_file m, loff_t *pos)

		static void help_next(struct seq_file m, void v, loff_t pos)
		{
		(*pos)++;
		gossip_debug(GOSSIP_DEBUGFS_DEBUG, "help_next: start\n");

		return NULL;