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authorLibo Chen <clbchenlibo.chen@huawei.com>2013-05-20 10:30:07 +0800
committerMatthew Garrett <matthew.garrett@nebula.com>2013-07-10 15:42:40 -0400
commit4c241b364b5899e46924bfd4f9599c45f8e4a146 (patch)
tree9352efcdf1ce7c96219ff4867dab41b8318ae268 /drivers/platform
parente1a98e61c21694c9c690c7f253010cd44e89e7fd (diff)
downloadlinux-4c241b364b5899e46924bfd4f9599c45f8e4a146.tar.bz2
x86: msi-laptop: fix memleak
1. fix two visible mistakes: * when load_scm_model_init faild, we should call platform_device_del(msipf_device) * msipf_attribute_group should be remove in err case 2. change some tags, give them real meaning. Signed-off-by: Libo Chen <libo.chen@huawei.com> Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/msi-laptop.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c
index 6b2293875672..62f8030b9e77 100644
--- a/drivers/platform/x86/msi-laptop.c
+++ b/drivers/platform/x86/msi-laptop.c
@@ -1098,29 +1098,29 @@ static int __init msi_init(void)
ret = platform_device_add(msipf_device);
if (ret)
- goto fail_platform_device1;
+ goto fail_device_add;
if (quirks->load_scm_model && (load_scm_model_init(msipf_device) < 0)) {
ret = -EINVAL;
- goto fail_platform_device1;
+ goto fail_scm_model_init;
}
ret = sysfs_create_group(&msipf_device->dev.kobj,
&msipf_attribute_group);
if (ret)
- goto fail_platform_device2;
+ goto fail_create_group;
if (!quirks->old_ec_model) {
if (threeg_exists)
ret = device_create_file(&msipf_device->dev,
&dev_attr_threeg);
if (ret)
- goto fail_platform_device2;
+ goto fail_create_attr;
} else {
ret = sysfs_create_group(&msipf_device->dev.kobj,
&msipf_old_attribute_group);
if (ret)
- goto fail_platform_device2;
+ goto fail_create_attr;
/* Disable automatic brightness control by default because
* this module was probably loaded to do brightness control in
@@ -1134,26 +1134,22 @@ static int __init msi_init(void)
return 0;
-fail_platform_device2:
-
+fail_create_attr:
+ sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
+fail_create_group:
if (quirks->load_scm_model) {
i8042_remove_filter(msi_laptop_i8042_filter);
cancel_delayed_work_sync(&msi_rfkill_dwork);
cancel_work_sync(&msi_rfkill_work);
rfkill_cleanup();
}
+fail_scm_model_init:
platform_device_del(msipf_device);
-
-fail_platform_device1:
-
+fail_device_add:
platform_device_put(msipf_device);
-
fail_platform_driver:
-
platform_driver_unregister(&msipf_driver);
-
fail_backlight:
-
backlight_device_unregister(msibl_device);
return ret;