not all tahvo children have a dedicated IRQ
so don't add a resource for those.
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/cbus/tahvo.c | 16 +++++++++-------
1 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/drivers/cbus/tahvo.c b/drivers/cbus/tahvo.c
index 43f6d6a..1540042 100644
--- a/drivers/cbus/tahvo.c
+++ b/drivers/cbus/tahvo.c
@@ -266,13 +266,15 @@ static struct device *tahvo_allocate_child(const char *name,
pdev->dev.parent = parent;
- generic_resources[0].start = irq;
-
- ret = platform_device_add_resources(pdev,
- generic_resources, ARRAY_SIZE(generic_resources));
- if (ret < 0) {
- dev_dbg(parent, "can't add resources to %s\n", name);
- goto err1;
+ if (irq > 0) {
+ generic_resources[0].start = irq;
+
+ ret = platform_device_add_resources(pdev, generic_resources,
+ ARRAY_SIZE(generic_resources));
+ if (ret < 0) {
+ dev_dbg(parent, "can't add resources to %s\n", name);
+ goto err1;
+ }
}
ret = platform_device_add(pdev);
--
1.7.6.396.ge0613
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