From: Christophe JAILLET <christophe.jaillet@wanadoo.fr> To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, sre@kernel.org, wsa@the-dreams.de, kishon@ti.com Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET <christophe.jaillet@wanadoo.fr> Subject: [PATCH 1/3] iio: adc: twl4030: Fix an error handling path in 'twl4030_madc_probe()' Date: Sat, 23 Sep 2017 08:06:18 +0200 [thread overview] Message-ID: <4bcd315895de7135369e6e0d2402fc2794f2ee99.1506146101.git.christophe.jaillet@wanadoo.fr> (raw) In-Reply-To: <cover.1506146101.git.christophe.jaillet@wanadoo.fr> If 'devm_regulator_get()' fails, we should go through the existing error handling path instead of returning directly, as done is all the other error handling paths in this function. Fixes: 7cc97d77ee8a ("iio: adc: twl4030: Fix ADC[3:6] readings") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- drivers/iio/adc/twl4030-madc.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c index 1edd99f0c5e5..80ab2ed70b85 100644 --- a/drivers/iio/adc/twl4030-madc.c +++ b/drivers/iio/adc/twl4030-madc.c @@ -887,8 +887,10 @@ static int twl4030_madc_probe(struct platform_device *pdev) /* Enable 3v1 bias regulator for MADC[3:6] */ madc->usb3v1 = devm_regulator_get(madc->dev, "vusb3v1"); - if (IS_ERR(madc->usb3v1)) - return -ENODEV; + if (IS_ERR(madc->usb3v1)) { + ret = -ENODEV; + goto err_i2c; + } ret = regulator_enable(madc->usb3v1); if (ret) -- 2.11.0
WARNING: multiple messages have this Message-ID (diff)
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr> To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, sre@kernel.org, wsa@the-dreams.de, kishon@ti.com Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET <christophe.jaillet@wanadoo.fr> Subject: [PATCH 1/3] iio: adc: twl4030: Fix an error handling path in 'twl4030_madc_probe()' Date: Sat, 23 Sep 2017 06:06:18 +0000 [thread overview] Message-ID: <4bcd315895de7135369e6e0d2402fc2794f2ee99.1506146101.git.christophe.jaillet@wanadoo.fr> (raw) In-Reply-To: <cover.1506146101.git.christophe.jaillet@wanadoo.fr> If 'devm_regulator_get()' fails, we should go through the existing error handling path instead of returning directly, as done is all the other error handling paths in this function. Fixes: 7cc97d77ee8a ("iio: adc: twl4030: Fix ADC[3:6] readings") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- drivers/iio/adc/twl4030-madc.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c index 1edd99f0c5e5..80ab2ed70b85 100644 --- a/drivers/iio/adc/twl4030-madc.c +++ b/drivers/iio/adc/twl4030-madc.c @@ -887,8 +887,10 @@ static int twl4030_madc_probe(struct platform_device *pdev) /* Enable 3v1 bias regulator for MADC[3:6] */ madc->usb3v1 = devm_regulator_get(madc->dev, "vusb3v1"); - if (IS_ERR(madc->usb3v1)) - return -ENODEV; + if (IS_ERR(madc->usb3v1)) { + ret = -ENODEV; + goto err_i2c; + } ret = regulator_enable(madc->usb3v1); if (ret) -- 2.11.0
next prev parent reply other threads:[~2017-09-23 6:08 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-09-23 6:03 [PATCH 0/3] iio: adc: twl4030: Fix some error handling issues in 'twl4030_madc_probe()' Christophe JAILLET 2017-09-23 6:03 ` Christophe JAILLET 2017-09-23 6:06 ` Christophe JAILLET [this message] 2017-09-23 6:06 ` [PATCH 1/3] iio: adc: twl4030: Fix an error handling path " Christophe JAILLET 2017-09-24 11:58 ` Jonathan Cameron 2017-09-24 11:58 ` Jonathan Cameron 2017-09-23 6:06 ` [PATCH 2/3] iio: adc: twl4030: Disable the vusb3v1 rugulator in the error handling path of 'twl4030_madc_probe()' Christophe JAILLET 2017-09-23 6:06 ` [PATCH 2/3] iio: adc: twl4030: Disable the vusb3v1 rugulator in the error handling path of 'twl4030_ Christophe JAILLET 2017-09-24 12:00 ` [PATCH 2/3] iio: adc: twl4030: Disable the vusb3v1 rugulator in the error handling path of 'twl4030_madc_probe()' Jonathan Cameron 2017-09-24 12:00 ` [PATCH 2/3] iio: adc: twl4030: Disable the vusb3v1 rugulator in the error handling path of 'twl4 Jonathan Cameron 2017-09-23 6:06 ` [PATCH 3/3] iio: adc: twl4030: Return an error if we can not enable the vusb3v1 regulator in 'twl4030_madc_probe()' Christophe JAILLET 2017-09-23 6:06 ` [PATCH 3/3] iio: adc: twl4030: Return an error if we can not enable the vusb3v1 regulator in 'twl403 Christophe JAILLET 2017-09-24 12:05 ` [PATCH 3/3] iio: adc: twl4030: Return an error if we can not enable the vusb3v1 regulator in 'twl4030_madc_probe()' Jonathan Cameron 2017-09-24 12:05 ` [PATCH 3/3] iio: adc: twl4030: Return an error if we can not enable the vusb3v1 regulator in 'tw Jonathan Cameron
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