linux-kernel - [PATCH] media: atmel: atmel-sama5d2-isc: fix warning in configs without OF

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Date:   Fri, 12 Jun 2020 13:56:02 +0300
From:   Eugen Hristev <eugen.hristev@...rochip.com>
To:     <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     Eugen Hristev <eugen.hristev@...rochip.com>,
        kernel test robot <lkp@...el.com>
Subject: [PATCH] media: atmel: atmel-sama5d2-isc: fix warning in configs without OF

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/media/platform/atmel/atmel-sama5d2-isc.c:323:34: warning: unused variable 'atmel_isc_of_match' [-Wunused-const-variable]
static const struct of_device_id atmel_isc_of_match[] = {
^
1 warning generated.

vim +/atmel_isc_of_match +323 drivers/media/platform/atmel/atmel-sama5d2-isc.c

   322
 > 323  static const struct of_device_id atmel_isc_of_match[] = {
   324          { .compatible = "atmel,sama5d2-isc" },
   325          { }
   326  };
   327  MODULE_DEVICE_TABLE(of, atmel_isc_of_match);
   328

Fixed warning by guarding the atmel_isc_of_match by CONFIG_OF.

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Eugen Hristev <eugen.hristev@...rochip.com>
---
 drivers/media/platform/atmel/atmel-sama5d2-isc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
index 78381651238d..a3304f49e499 100644
--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
+++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
@@ -321,11 +321,13 @@ static const struct dev_pm_ops atmel_isc_dev_pm_ops = {
 	SET_RUNTIME_PM_OPS(isc_runtime_suspend, isc_runtime_resume, NULL)
 };
 
+#if IS_ENABLED(CONFIG_OF)
 static const struct of_device_id atmel_isc_of_match[] = {
 	{ .compatible = "atmel,sama5d2-isc" },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, atmel_isc_of_match);
+#endif
 
 static struct platform_driver atmel_isc_driver = {
 	.probe	= atmel_isc_probe,
-- 
2.25.1