linux-kernel - [PATCH -next] powerpc/papr_scm: Fix warnings about undeclared variable

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Date:   Fri, 18 Sep 2020 08:59:51 +0000
From:   Wang Wensheng <wangwensheng4@...wei.com>
To:     <linuxppc-dev@...ts.ozlabs.org>
CC:     <mpe@...erman.id.au>, <benh@...nel.crashing.org>,
        <paulus@...ba.org>, <aneesh.kumar@...ux.ibm.com>,
        <dan.j.williams@...el.com>, <vaibhav@...ux.ibm.com>,
        <ira.weiny@...el.com>, <santosh@...six.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] powerpc/papr_scm: Fix warnings about undeclared variable

Build the kernel with 'make C=2':
arch/powerpc/platforms/pseries/papr_scm.c:825:1: warning: symbol
'dev_attr_perf_stats' was not declared. Should it be static?

Signed-off-by: Wang Wensheng <wangwensheng4@...wei.com>
---
 arch/powerpc/platforms/pseries/papr_scm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c
index 5493bc847bd0..a95aa425e7d4 100644
--- a/arch/powerpc/platforms/pseries/papr_scm.c
+++ b/arch/powerpc/platforms/pseries/papr_scm.c
@@ -823,7 +823,7 @@ static ssize_t perf_stats_show(struct device *dev,
 	kfree(stats);
 	return rc ? rc : (ssize_t)seq_buf_used(&s);
 }
-DEVICE_ATTR_ADMIN_RO(perf_stats);
+static DEVICE_ATTR_ADMIN_RO(perf_stats);
 
 static ssize_t flags_show(struct device *dev,
 			  struct device_attribute *attr, char *buf)
-- 
2.25.0