linux-kernel - [PATCH 4.1 091/102] soc/tegra: pmc: Avoid usage of uninitialized variable

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Message-Id: <20150919171749.552791932@linuxfoundation.org>
Date:	Sat, 19 Sep 2015 10:28:43 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, Mikko Perttunen <mperttunen@...dia.com>,
	Thierry Reding <treding@...dia.com>
Subject: [PATCH 4.1 091/102] soc/tegra: pmc: Avoid usage of uninitialized variable

4.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Thierry Reding <treding@...dia.com>

commit 95169cd23bfa88003f8be06234dbd65f5737add0 upstream.

Make sure to only drop the reference to the OF node after it's been
successfully obtained.

Fixes: 3568df3d31d6 ("soc: tegra: Add thermal reset (thermtrip) support to PMC")
Reviewed-by: Mikko Perttunen <mperttunen@...dia.com>
Signed-off-by: Thierry Reding <treding@...dia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/soc/tegra/pmc.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/soc/tegra/pmc.c
+++ b/drivers/soc/tegra/pmc.c
@@ -732,12 +732,12 @@ void tegra_pmc_init_tsense_reset(struct
 	u32 value, checksum;
 
 	if (!pmc->soc->has_tsense_reset)
-		goto out;
+		return;
 
 	np = of_find_node_by_name(pmc->dev->of_node, "i2c-thermtrip");
 	if (!np) {
 		dev_warn(dev, "i2c-thermtrip node not found, %s.\n", disabled);
-		goto out;
+		return;
 	}
 
 	if (of_property_read_u32(np, "nvidia,i2c-controller-id", &ctrl_id)) {


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