[PATCH 4.4 05/54] xtensa: update *pos in cpuinfo_op.next

From: Greg Kroah-Hartman
Date: Thu Jul 30 2020 - 04:12:37 EST


From: Max Filippov <jcmvbkbc@xxxxxxxxx>

[ Upstream commit 0d5ab144429e8bd80889b856a44d56ab4a5cd59b ]

Increment *pos in the cpuinfo_op.next to fix the following warning
triggered by cat /proc/cpuinfo:

seq_file: buggy .next function c_next did not update position index

Signed-off-by: Max Filippov <jcmvbkbc@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/xtensa/kernel/setup.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 49ccbd9022f61..92f5a259e2517 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -716,7 +716,8 @@ c_start(struct seq_file *f, loff_t *pos)
static void *
c_next(struct seq_file *f, void *v, loff_t *pos)
{
- return NULL;
+ ++*pos;
+ return c_start(f, pos);
}

static void
--
2.25.1