leds: tca6507: fix potential zero passed to ERR_PTR

Fix potential ERR_PTR(0).

Signed-off-by: Marek BehĂșn <[email protected]>
Fixes: d78b10f5713d9 ("leds: tca6507: use fwnode API instead of OF")
Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>
Signed-off-by: Pavel Machek <[email protected]>
1 file changed