net: davicom: Use platform_get_irq_optional()

The second IRQ line really is optional, so use
platform_get_irq_optional() to obtain it.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Paul Cercueil 2021-03-07 13:17:49 +00:00 • committed by David S. Miller
commit 2e26962236