linux-kernel - [RFC PATCH linux-next] powercap/drivers/dtpm: dtpm_node

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Message-ID: <20220301032854.GA65991@baa819af95e9>
Date:   Tue, 1 Mar 2022 11:28:54 +0800
From:   kernel test robot <lkp@...el.com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     kbuild-all@...ts.01.org,
        Linux Memory Management List <linux-mm@...ck.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [RFC PATCH linux-next] powercap/drivers/dtpm: dtpm_node_callback[]
 can be static

drivers/powercap/dtpm.c:525:22: warning: symbol 'dtpm_node_callback' was not declared. Should it be static?

Fixes: 3759ec678e89 ("powercap/drivers/dtpm: Add hierarchy creation")
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: kernel test robot <lkp@...el.com>
---
 drivers/powercap/dtpm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/powercap/dtpm.c b/drivers/powercap/dtpm.c
index 414826a1509b6..6d890d8cf9169 100644
--- a/drivers/powercap/dtpm.c
+++ b/drivers/powercap/dtpm.c
@@ -522,7 +522,7 @@ static struct dtpm *dtpm_setup_dt(const struct dtpm_node *hierarchy,
 
 typedef struct dtpm * (*dtpm_node_callback_t)(const struct dtpm_node *, struct dtpm *);
 
-dtpm_node_callback_t dtpm_node_callback[] = {
+static dtpm_node_callback_t dtpm_node_callback[] = {
 	[DTPM_NODE_VIRTUAL] = dtpm_setup_virtual,
 	[DTPM_NODE_DT] = dtpm_setup_dt,
 };