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| author | Libo Chen <clbchenlibo.chen@huawei.com> | 2013-05-20 10:30:07 +0800 |
|---|---|---|
| committer | Matthew Garrett <matthew.garrett@nebula.com> | 2013-07-10 15:42:40 -0400 |
| commit | 4c241b364b5899e46924bfd4f9599c45f8e4a146 (patch) | |
| tree | 9352efcdf1ce7c96219ff4867dab41b8318ae268 | |
| parent | e1a98e61c21694c9c690c7f253010cd44e89e7fd (diff) | |
| download | linux-stable-4c241b364b5899e46924bfd4f9599c45f8e4a146.tar.gz linux-stable-4c241b364b5899e46924bfd4f9599c45f8e4a146.tar.bz2 linux-stable-4c241b364b5899e46924bfd4f9599c45f8e4a146.zip | |
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>
| -rw-r--r-- | drivers/platform/x86/msi-laptop.c | 24 |
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; |