linux-kernel - [PATCH 11/12] regulator: stm32-vrefbuf: Fix W=1 build warning when CONFIG

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Message-ID: <20200820154626.79d83157@xhacker.debian>
Date:   Thu, 20 Aug 2020 15:46:26 +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 11/12] regulator: stm32-vrefbuf: Fix W=1 build warning when
 CONFIG_OF=n

Fix below warning when CONFIG_OF=n:

drivers/regulator/stm32-vrefbuf.c:287:34: warning: ‘stm32_vrefbuf_of_match’ defined but not used [-Wunused-const-variable=]
  287 | static const struct of_device_id stm32_vrefbuf_of_match[] = {
      |                                  ^~~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@...aptics.com>
---
 drivers/regulator/stm32-vrefbuf.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/regulator/stm32-vrefbuf.c b/drivers/regulator/stm32-vrefbuf.c
index 992bc18101ef..5a5c12d9ea22 100644
--- a/drivers/regulator/stm32-vrefbuf.c
+++ b/drivers/regulator/stm32-vrefbuf.c
@@ -284,11 +284,13 @@ static const struct dev_pm_ops stm32_vrefbuf_pm_ops = {
 			   NULL)
 };
 
+#ifdef CONFIG_OF
 static const struct of_device_id stm32_vrefbuf_of_match[] = {
 	{ .compatible = "st,stm32-vrefbuf", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, stm32_vrefbuf_of_match);
+#endif
 
 static struct platform_driver stm32_vrefbuf_driver = {
 	.probe = stm32_vrefbuf_probe,
-- 
2.28.0