linux-kernel - [PATCH 2/2] w1-gpio: fix unused variable warning

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Date:	Fri,  8 Mar 2013 11:08:00 +0100
From:	Johan Hovold <jhovold@...il.com>
To:	Evgeniy Polyakov <zbr@...emap.net>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, Johan Hovold <jhovold@...il.com>
Subject: [PATCH 2/2] w1-gpio: fix unused variable warning

Commit 8a1861d997 ("w1-gpio: Simplify & get rid of defines") removed the
compile guards from the device-tree id table, thereby generating a
warning when building without device-tree support.

Signed-off-by: Johan Hovold <jhovold@...il.com>
---
 drivers/w1/masters/w1-gpio.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c
index 012817a..46d9701 100644
--- a/drivers/w1/masters/w1-gpio.c
+++ b/drivers/w1/masters/w1-gpio.c
@@ -47,11 +47,13 @@ static u8 w1_gpio_read_bit(void *data)
 	return gpio_get_value(pdata->pin) ? 1 : 0;
 }
 
+#if defined(CONFIG_OF)
 static struct of_device_id w1_gpio_dt_ids[] = {
 	{ .compatible = "w1-gpio" },
 	{}
 };
 MODULE_DEVICE_TABLE(of, w1_gpio_dt_ids);
+#endif
 
 static int w1_gpio_probe_dt(struct platform_device *pdev)
 {
-- 
1.8.1.1

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