From: Axel Lin <axel.lin@ingics.com>
To: Jonathan Cameron <jic23@cam.ac.uk>
Cc: srinivas pandruvada <srinivas.pandruvada@intel.com>,
Lars-Peter Clausen <lars@metafoo.de>,
linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] iio: hid-sensor: Return proper error if kmemdup fails
Date: Sat, 27 Oct 2012 23:03:30 +0800 [thread overview]
Message-ID: <1351350210.10004.3.camel@phoenix> (raw)
Return -ENOMEM instead of 0 if kmemdup fails.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/iio/accel/hid-sensor-accel-3d.c | 6 +++---
drivers/iio/gyro/hid-sensor-gyro-3d.c | 6 +++---
drivers/iio/light/hid-sensor-als.c | 5 ++---
drivers/iio/magnetometer/hid-sensor-magn-3d.c | 6 +++---
4 files changed, 11 insertions(+), 12 deletions(-)
diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c
index 1b49931..2046208 100644
--- a/drivers/iio/accel/hid-sensor-accel-3d.c
+++ b/drivers/iio/accel/hid-sensor-accel-3d.c
@@ -319,10 +319,10 @@ static int __devinit hid_accel_3d_probe(struct platform_device *pdev)
goto error_free_dev;
}
- channels = kmemdup(accel_3d_channels,
- sizeof(accel_3d_channels),
- GFP_KERNEL);
+ channels = kmemdup(accel_3d_channels, sizeof(accel_3d_channels),
+ GFP_KERNEL);
if (!channels) {
+ ret = -ENOMEM;
dev_err(&pdev->dev, "failed to duplicate channels\n");
goto error_free_dev;
}
diff --git a/drivers/iio/gyro/hid-sensor-gyro-3d.c b/drivers/iio/gyro/hid-sensor-gyro-3d.c
index 705dc49..c93dd59 100644
--- a/drivers/iio/gyro/hid-sensor-gyro-3d.c
+++ b/drivers/iio/gyro/hid-sensor-gyro-3d.c
@@ -319,10 +319,10 @@ static int __devinit hid_gyro_3d_probe(struct platform_device *pdev)
goto error_free_dev;
}
- channels = kmemdup(gyro_3d_channels,
- sizeof(gyro_3d_channels),
- GFP_KERNEL);
+ channels = kmemdup(gyro_3d_channels, sizeof(gyro_3d_channels),
+ GFP_KERNEL);
if (!channels) {
+ ret = -ENOMEM;
dev_err(&pdev->dev, "failed to duplicate channels\n");
goto error_free_dev;
}
diff --git a/drivers/iio/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c
index 4c35ac7..ea59daa 100644
--- a/drivers/iio/light/hid-sensor-als.c
+++ b/drivers/iio/light/hid-sensor-als.c
@@ -285,10 +285,9 @@ static int __devinit hid_als_probe(struct platform_device *pdev)
goto error_free_dev;
}
- channels = kmemdup(als_channels,
- sizeof(als_channels),
- GFP_KERNEL);
+ channels = kmemdup(als_channels, sizeof(als_channels), GFP_KERNEL);
if (!channels) {
+ ret = -ENOMEM;
dev_err(&pdev->dev, "failed to duplicate channels\n");
goto error_free_dev;
}
diff --git a/drivers/iio/magnetometer/hid-sensor-magn-3d.c b/drivers/iio/magnetometer/hid-sensor-magn-3d.c
index a02dc98..63d0a38 100644
--- a/drivers/iio/magnetometer/hid-sensor-magn-3d.c
+++ b/drivers/iio/magnetometer/hid-sensor-magn-3d.c
@@ -320,10 +320,10 @@ static int __devinit hid_magn_3d_probe(struct platform_device *pdev)
goto error_free_dev;
}
- channels = kmemdup(magn_3d_channels,
- sizeof(magn_3d_channels),
- GFP_KERNEL);
+ channels = kmemdup(magn_3d_channels, sizeof(magn_3d_channels),
+ GFP_KERNEL);
if (!channels) {
+ ret = -ENOMEM;
dev_err(&pdev->dev, "failed to duplicate channels\n");
goto error_free_dev;
}
--
1.7.9.5
next reply other threads:[~2012-10-27 15:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-27 15:03 Axel Lin [this message]
2012-11-02 10:05 ` [PATCH] iio: hid-sensor: Return proper error if kmemdup fails Jonathan Cameron
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