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HID: wacom: Add error check to wacom_parse_and_register()

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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>
This commit is contained in:
Denis Arefev 2023-04-27 14:47:45 +03:00 committed by Jiri Kosina
parent ed84c4517a
commit 16a9c24f24
1 changed files with 6 additions and 1 deletions
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7
drivers/hid/wacom_sys.c
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@ -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);