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| author | Guenter Roeck <linux@roeck-us.net> | 2012-03-12 08:33:10 -0700 |
|---|---|---|
| committer | Guenter Roeck <guenter.roeck@ericsson.com> | 2012-03-12 12:41:44 -0700 |
| commit | 32260d94408c553dca4ce54104edf79941a27536 (patch) | |
| tree | 82af25451f893f2685ccd78df6a5fae90445da61 /drivers/hwmon/w83627ehf.c | |
| parent | 33fa9b620409edfc71aa6cf01a51f990fbe46ab8 (diff) | |
| download | linux-32260d94408c553dca4ce54104edf79941a27536.tar.gz linux-32260d94408c553dca4ce54104edf79941a27536.tar.bz2 linux-32260d94408c553dca4ce54104edf79941a27536.zip | |
hwmon: (w83627ehf) Fix memory leak in probe function
The driver probe function leaked memory if creating the cpu0_vid attribute file
failed. Fix by converting the driver to use devm_kzalloc.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Cc: stable@vger.kernel.org # 2.6.32+
Acked-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/hwmon/w83627ehf.c')
| -rw-r--r-- | drivers/hwmon/w83627ehf.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index dbcdef69f8f3..3e1fa52d57bf 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -2004,7 +2004,8 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev) goto exit; } - data = kzalloc(sizeof(struct w83627ehf_data), GFP_KERNEL); + data = devm_kzalloc(&pdev->dev, sizeof(struct w83627ehf_data), + GFP_KERNEL); if (!data) { err = -ENOMEM; goto exit_release; @@ -2493,9 +2494,8 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev) exit_remove: w83627ehf_device_remove_files(dev); - kfree(data); - platform_set_drvdata(pdev, NULL); exit_release: + platform_set_drvdata(pdev, NULL); release_region(res->start, IOREGION_LENGTH); exit: return err; @@ -2509,7 +2509,6 @@ static int __devexit w83627ehf_remove(struct platform_device *pdev) w83627ehf_device_remove_files(&pdev->dev); release_region(data->addr, IOREGION_LENGTH); platform_set_drvdata(pdev, NULL); - kfree(data); return 0; } |