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Message-id: <1395147470-24817-1-git-send-email-k.kozlowski@samsung.com>
Date:	Tue, 18 Mar 2014 13:57:50 +0100
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Sangbeom Kim <sbkim73@...sung.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>, linux-kernel@...r.kernel.org
Cc:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Subject: [PATCH] mfd: sec-core: Fix I2C dummy device resource leak on probe
 failure

Dummy I2C device allocated in sec_pmic_probe() leaked if
devm_regmap_init_i2c() failed. Unregister it before returning from
probe.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
---
 drivers/mfd/sec-core.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index 714e2135210e..6a6168ce3f79 100644
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -260,7 +260,7 @@ static int sec_pmic_probe(struct i2c_client *i2c,
 		ret = PTR_ERR(sec_pmic->regmap_rtc);
 		dev_err(&i2c->dev, "Failed to allocate RTC register map: %d\n",
 			ret);
-		return ret;
+		goto err_regmap_rtc;
 	}
 
 	if (pdata && pdata->cfg_pmic_irq)
@@ -293,14 +293,15 @@ static int sec_pmic_probe(struct i2c_client *i2c,
 	}
 
 	if (ret)
-		goto err;
+		goto err_mfd;
 
 	device_init_wakeup(sec_pmic->dev, sec_pmic->wakeup);
 
 	return ret;
 
-err:
+err_mfd:
 	sec_irq_exit(sec_pmic);
+err_regmap_rtc:
 	i2c_unregister_device(sec_pmic->rtc);
 	return ret;
 }
-- 
1.7.9.5

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