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authorAlexey Khoroshilov <khoroshilov@ispras.ru>2015-05-29 03:39:31 +0300
committerJiri Kosina <jkosina@suse.cz>2015-05-29 16:30:13 +0200
commitb721260085533a9bead1fd853c0aead7d82ce763 (patch)
treeb38148a446b694dfa7fa2af617df8b42d01ff911
parent323ddaa84f003a0c1d49f3ce5d106bc3cef070d5 (diff)
HID: lenovo: Remove sysfs group on failure path
There is no sysfs_group_remove() on failure path in lenovo_probe_tpkbd(). Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
-rw-r--r--drivers/hid/hid-lenovo.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index c4c3f09..64ed3e3 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -599,7 +599,8 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
GFP_KERNEL);
if (data_pointer == NULL) {
hid_err(hdev, "Could not allocate memory for driver data\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto err;
}
// set same default values as windows driver
@@ -610,7 +611,8 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
if (name_mute == NULL || name_micmute == NULL) {
hid_err(hdev, "Could not allocate memory for led data\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto err;
}
snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev));
snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev));
@@ -634,6 +636,9 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
lenovo_features_set_tpkbd(hdev);
return 0;
+err:
+ sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
+ return ret;
}
static int lenovo_probe_cptkbd(struct hid_device *hdev)