From ab0be4c0e353c3b5f55fb2ce7be7ec74b8432a59 Mon Sep 17 00:00:00 2001
From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Tue, 25 Sep 2018 15:05:20 +0000
Subject: [PATCH] uio: make symbol 'uio_class_registered' static

mainline inclusion
from mainline-4.20-rc1
commit 6011002c1584d29c317e0895b9667d57f254537a
category: bugfix
bugzilla: 6471
CVE: NA

-------------------------------------------------

Fixes the following sparse warning:

drivers/uio/uio.c:277:6: warning:
 symbol 'uio_class_registered' was not declared. Should it be static?

Fixes: ae61cf5b9913 ("uio: ensure class is registered before devices")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Zhang Dianfang <zhangdianfang@huawei.com>
Reviewed-by: Hanjun Guo <guohanjun@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 drivers/uio/uio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 2762148c169d..6c8114f77cfa 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -274,7 +274,7 @@ static struct class uio_class = {
 	.dev_groups = uio_groups,
 };
 
-bool uio_class_registered;
+static bool uio_class_registered;
 
 /*
  * device functions
-- 
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