[PATCH] handle errors returned by platform_get_irq*()
platform_get_irq*() now returns on -ENXIO when the resource cannot be
found. Ensure all users of platform_get_irq*() handle this error
appropriately.
Signed-off-by: David Vrabel <dvrabel@arcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/ide/mips/au1xxx-ide.c b/drivers/ide/mips/au1xxx-ide.c
index 32431dc..71f27e9 100644
--- a/drivers/ide/mips/au1xxx-ide.c
+++ b/drivers/ide/mips/au1xxx-ide.c
@@ -674,6 +674,11 @@
ret = -ENODEV;
goto out;
}
+ if (ahwif->irq < 0) {
+ pr_debug("%s %d: no IRQ\n", DRV_NAME, pdev->id);
+ ret = -ENODEV;
+ goto out;
+ }
if (!request_mem_region (res->start, res->end-res->start, pdev->name)) {
pr_debug("%s: request_mem_region failed\n", DRV_NAME);