Commits
Dan Carpenter committed 41d107ad92b
gpio: pxa: checking IS_ERR() instead of NULL
irq_domain_add_legacy() returns NULL on error, it doesn't return error
pointers.
Fixes: 384ca3c6a28d ('gpio: pxa: change the interrupt management')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>