linux-kernel - [PATCH] regulator: da9052: fix bug in device tree iteration loop

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Message-Id: <1336377443-5926-1-git-send-email-paulliu@debian.org>
Date:	Mon,  7 May 2012 15:57:23 +0800
From:	"Ying-Chun Liu (PaulLiu)" <paulliu@...ian.org>
To:	linux-kernel@...r.kernel.org
Cc:	patches@...aro.org, Liam Girdwood <lrg@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Ying-Chun Liu (PaulLiu)" <paulliu@...ian.org>
Subject: [PATCH] regulator: da9052: fix bug in device tree iteration loop

From: "Ying-Chun Liu (PaulLiu)" <paulliu@...ian.org>

The driver of da9052 is buggy due to the iteration loop of device tree.
This patch fix the loop condition to make the driver work with device tree.

Signed-off-by: Ying-Chun Liu (PaulLiu) <paulliu@...ian.org>
---
 drivers/regulator/da9052-regulator.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c
index eaa91cc5..f8ad24a 100644
--- a/drivers/regulator/da9052-regulator.c
+++ b/drivers/regulator/da9052-regulator.c
@@ -444,7 +444,7 @@ static int __devinit da9052_regulator_probe(struct platform_device *pdev)
 		if (!nproot)
 			return -ENODEV;
 
-		for (np = of_get_next_child(nproot, NULL); !np;
+		for (np = of_get_next_child(nproot, NULL); np;
 		     np = of_get_next_child(nproot, np)) {
 			if (!of_node_cmp(np->name,
 					 regulator->info->reg_desc.name)) {
-- 
1.7.10

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