linux-kernel - [PATCH] backlight: fix pwm_bl.c when multiple PWM backlights exist

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Date:	Tue, 10 Feb 2009 13:30:37 +0800
From:	Eric Miao <eric.y.miao@...il.com>
To:	LKML <linux-kernel@...r.kernel.org>
CC:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Richard Purdie <rpurdie@...ys.net>,
	Peter Edwards <sweetlilmre@...il.com>
Subject: [PATCH] backlight: fix pwm_bl.c when multiple PWM backlights exist


When multiple PWMs are used as backlights, the current code uses
pdev->name as the backlight name when registering, which will be
conflicting, use dev_name() instead.

Signed-off-by: Peter Edwards <sweetlilmre@...il.com>
Signed-off-by: Eric Miao <eric.miao@...vell.com>
---
 drivers/video/backlight/pwm_bl.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index ea07258..cd8beba 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -97,7 +97,7 @@ static int pwm_backlight_probe(struct platform_device *pdev)
 	} else
 		dev_dbg(&pdev->dev, "got pwm for backlight\n");
 
-	bl = backlight_device_register(pdev->name, &pdev->dev,
+	bl = backlight_device_register(dev_name(&pdev->dev), &pdev->dev,
 			pb, &pwm_backlight_ops);
 	if (IS_ERR(bl)) {
 		dev_err(&pdev->dev, "failed to register backlight\n");
-- 
1.6.0.4

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