diff options
| author | Denis Arefev <arefev@swemel.ru> | 2023-04-27 14:47:45 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2023-05-23 15:11:57 +0200 |
| commit | 16a9c24f24fbe4564284eb575b18cc20586b9270 (patch) | |
| tree | 4a46da0661c49bde7a46d8f1247d2fbddbc39b90 | |
| parent | ed84c4517a5bc536e8572a01dfa11bc22a280d06 (diff) | |
HID: wacom: Add error check to wacom_parse_and_register()
Added a variable check and
transition in case of an error
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Denis Arefev <arefev@swemel.ru>
Reviewed-by: Ping Cheng <ping.cheng@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
| -rw-r--r-- | drivers/hid/wacom_sys.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index 7192970d199a..76e5353aca0c 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -2414,8 +2414,13 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless) goto fail_quirks; } - if (features->device_type & WACOM_DEVICETYPE_WL_MONITOR) + if (features->device_type & WACOM_DEVICETYPE_WL_MONITOR) { error = hid_hw_open(hdev); + if (error) { + hid_err(hdev, "hw open failed\n"); + goto fail_quirks; + } + } wacom_set_shared_values(wacom_wac); devres_close_group(&hdev->dev, wacom); |