usb: host: ehci-sh: propagate errors from platform_get_irq()

The driver overrides the error codes and IRQ0 returned by platform_get_irq()
to -ENODEV.  Switch to propagating the error codes upstream.  IRQ0 is no
longer returned by platform_get_irq(), so we now can safely ignore it...

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Link: https://lore.kernel.org/r/20211214204247.7172-4-s.shtylyov@omp.ru
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/ehci-sh.c b/drivers/usb/host/ehci-sh.c
index c25c51d..882231b 100644 (file)
--- a/drivers/usb/host/ehci-sh.c
+++ b/drivers/usb/host/ehci-sh.c
@@ -82,8 +82,8 @@ static int ehci_hcd_sh_probe(struct platform_device *pdev)
                return -ENODEV;
 
        irq = platform_get_irq(pdev, 0);
-       if (irq <= 0) {
-               ret = -ENODEV;
+       if (irq < 0) {
+               ret = irq;
                goto fail_create_hcd;
        }