linux-kernel - [PATCH 09/12] regulator: pwm: Fix W=1 build warning when CONFIG

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Date:   Thu, 20 Aug 2020 15:38:16 +0800
From:   Jisheng Zhang <Jisheng.Zhang@...aptics.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Support Opensource <support.opensource@...semi.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Icenowy Zheng <icenowy@...c.io>
Cc:     linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 09/12] regulator: pwm: Fix W=1 build warning when
 CONFIG_OF=n

Fix below warning when CONFIG_OF=n:

drivers/regulator/pwm-regulator.c:393:34: warning: ‘pwm_of_match’ defined but not used [-Wunused-const-variable=]
  393 | static const struct of_device_id pwm_of_match[] = {
      |                                  ^~~~~~~~~~~~

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@...aptics.com>
---
 drivers/regulator/pwm-regulator.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c
index 3234b118b53e..c00829bd5d7b 100644
--- a/drivers/regulator/pwm-regulator.c
+++ b/drivers/regulator/pwm-regulator.c
@@ -390,11 +390,13 @@ static int pwm_regulator_probe(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_OF
 static const struct of_device_id pwm_of_match[] = {
 	{ .compatible = "pwm-regulator" },
 	{ },
 };
 MODULE_DEVICE_TABLE(of, pwm_of_match);
+#endif
 
 static struct platform_driver pwm_regulator_driver = {
 	.driver = {
-- 
2.28.0