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From: Karol Lewandowski <k.lewandowsk@samsung.com>
To: linux-samsung-soc@vger.kernel.org
Cc: devicetree-discuss@lists.ozlabs.org, thomas.abraham@linaro.org,
	m.szyprowski@samsung.com, kyungmin.park@samsung.com,
	linux-kernel@vger.kernel.org, olof@lixom.net,
	kgene.kim@samsung.com,
	Karol Lewandowski <k.lewandowsk@samsung.com>
Subject: [PATCH 01/13] regulator: Fix DT node name checking in max8997-pmic
Date: Thu, 12 Apr 2012 20:45:20 +0200	[thread overview]
Message-ID: <1334256332-29867-2-git-send-email-k.lewandowsk@samsung.com> (raw)
In-Reply-To: <1334256332-29867-1-git-send-email-k.lewandowsk@samsung.com>

Avoid hard lockup when someone provides non-supported regulator
name.

Signed-off-by: Karol Lewandowski <k.lewandowsk@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Thomas Abraham <thomas.abraham@linaro.org>
---
 drivers/regulator/max8997.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c
index dce8aaf..c20fd72 100644
--- a/drivers/regulator/max8997.c
+++ b/drivers/regulator/max8997.c
@@ -1011,6 +1011,13 @@ static int max8997_pmic_dt_parse_pdata(struct max8997_dev *iodev,
 		for (i = 0; i < ARRAY_SIZE(regulators); i++)
 			if (!of_node_cmp(reg_np->name, regulators[i].name))
 				break;
+
+		if (i == ARRAY_SIZE(regulators)) {
+			dev_warn(iodev->dev, "don't know how to configure regulator %s\n",
+				 reg_np->name);
+			continue;
+		}
+
 		rdata->id = i;
 		rdata->initdata = of_get_regulator_init_data(
 						iodev->dev, reg_np);
-- 
1.7.9.1


  reply	other threads:[~2012-04-12 18:45 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-12 18:45 [RFC/PATCH 00/13] ARM: Exynos4: Add DTS for Samsung's Nuri board Karol Lewandowski
2012-04-12 18:45 ` Karol Lewandowski [this message]
2012-04-24 22:56   ` [PATCH 01/13] regulator: Fix DT node name checking in max8997-pmic Olof Johansson
2012-04-24 22:56     ` Olof Johansson
2012-04-24 22:57     ` Olof Johansson
2012-04-12 18:45 ` [PATCH 02/13] ARM: Add document to list devices with trivial DT description Karol Lewandowski
2012-04-12 18:45 ` [PATCH 03/13] s5p-g2d: Make it possible to instantiate driver from DT Karol Lewandowski
2012-04-12 18:45   ` Karol Lewandowski
2012-04-12 18:45 ` [PATCH 04/13] i2c-pxa: Drop leftover comment Karol Lewandowski
2012-04-12 18:45 ` [PATCH 05/13] i2c: Dynamically assign adapter id if it wasn't explictly specified Karol Lewandowski
2012-04-12 18:45 ` [PATCH 06/13] s5p-tv: Add initial DT-support for SiI9234 Karol Lewandowski
2012-04-12 18:45   ` Karol Lewandowski
2012-04-12 18:45 ` [PATCH 07/13] s5p-tv: Add initial DT-support for TV mixer Karol Lewandowski
2012-04-12 18:45 ` [PATCH 08/13] s5p-tv: Add initial DT-support for HDMIPHY Karol Lewandowski
2012-04-12 18:45 ` [PATCH 09/13] s5p-tv: Move HDMIPHY and MHL subdev probing to dedicated function Karol Lewandowski
2012-04-13  6:42   ` Tomasz Stanislawski
2012-04-12 18:45 ` [PATCH 10/13] s5p-tv: Add DT-support for HDMI driver Karol Lewandowski
2012-04-13  7:21   ` Tomasz Stanislawski
2012-04-12 18:45 ` [PATCH 11/13] ARM: Exynos4: dts: Specify address and size cells for i2c controllers Karol Lewandowski
2012-04-12 18:45 ` [PATCH 12/13] ARM: Exynos4: Add few more i2c OF compat definitions Karol Lewandowski
2012-04-12 18:45 ` [PATCH 13/13] ARM: dts: Add initial dts for Samsung's NURI board based on Exynos4210 Karol Lewandowski

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