PCI: armada8k: Fix platform_get_irq() error handling

platform_get_irq() returns a negative number on failure, so adjust the
logic to detect such condition and propagate the real error value on
failure.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Fabio Estevam 2017-08-31 14:52:03 -03:00 • committed by Bjorn Helgaas
commit 0fe5f1cd0b