linux-kernel - [PATCH] i2c: core: fix wakeup irq parsing

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Message-ID: <1447335746-11114-1-git-send-email-grygorii.strashko@ti.com>
Date:	Thu, 12 Nov 2015 15:42:26 +0200
From:	Grygorii Strashko <grygorii.strashko@...com>
To:	Wolfram Sang <wsa@...-dreams.de>
CC:	Sekhar Nori <nsekhar@...com>, <linux-i2c@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	Grygorii Strashko <grygorii.strashko@...com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Felipe Balbi <balbi@...com>,
	"# v4 . 3" <stable@...r.kernel.org>
Subject: [PATCH] i2c: core: fix wakeup irq parsing

This patch fixes obvious copy-past error in wake up irq parsing
code which leads to the fact that dev_pm_set_wake_irq() will
be called with wrong IRQ number when "wakeup" IRQ is not
defined in DT.

Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc: Felipe Balbi <balbi@...com>
Cc: <stable@...r.kernel.org> # v4.3
Fixes: 3fffd1283927 ("i2c: allow specifying separate wakeup interrupt in device tree")
Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>
---
 drivers/i2c/i2c-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 040af5c..ba8eb08 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -715,7 +715,7 @@ static int i2c_device_probe(struct device *dev)
 		if (wakeirq > 0 && wakeirq != client->irq)
 			status = dev_pm_set_dedicated_wake_irq(dev, wakeirq);
 		else if (client->irq > 0)
-			status = dev_pm_set_wake_irq(dev, wakeirq);
+			status = dev_pm_set_wake_irq(dev, client->irq);
 		else
 			status = 0;
 
-- 
2.6.3

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