HID: hid-uclogic-params: Invalid parameter check in uclogic_params_get_str_desc
The function performs a check on the hdev input parameters, however, it
is used before the check.
Initialize the udev variable after the sanity check to avoid a
possible NULL pointer dereference.
Fixes:
9614219e9310e ("HID: uclogic: Extract tablet parameter discovery into a module")
Addresses-Coverity-ID:
1443827 ("Null pointer dereference")
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>