[PATCH] soc: qcom: smd: Request irqs after parsing properties

From: Bjorn Andersson
Date: Tue Aug 09 2016 - 20:43:03 EST


The code exectued by the interrupt handler depends on the values parsed
after requesting the irq, just to be save we should therefor move the
request_irq() call to be done after parsing the properties.

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
drivers/soc/qcom/smd.c | 32 ++++++++++++++++----------------
1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/drivers/soc/qcom/smd.c b/drivers/soc/qcom/smd.c
index 63e72eb9baa7..679f7778a4e3 100644
--- a/drivers/soc/qcom/smd.c
+++ b/drivers/soc/qcom/smd.c
@@ -1348,22 +1348,6 @@ static int qcom_smd_parse_edge(struct device *dev,

edge->of_node = of_node_get(node);

- irq = irq_of_parse_and_map(node, 0);
- if (irq < 0) {
- dev_err(dev, "required smd interrupt missing\n");
- return -EINVAL;
- }
-
- ret = devm_request_irq(dev, irq,
- qcom_smd_edge_intr, IRQF_TRIGGER_RISING,
- node->name, edge);
- if (ret) {
- dev_err(dev, "failed to request smd irq\n");
- return ret;
- }
-
- edge->irq = irq;
-
key = "qcom,smd-edge";
ret = of_property_read_u32(node, key, &edge->edge_id);
if (ret) {
@@ -1398,6 +1382,22 @@ static int qcom_smd_parse_edge(struct device *dev,
return -EINVAL;
}

+ irq = irq_of_parse_and_map(node, 0);
+ if (irq < 0) {
+ dev_err(dev, "required smd interrupt missing\n");
+ return -EINVAL;
+ }
+
+ ret = devm_request_irq(dev, irq,
+ qcom_smd_edge_intr, IRQF_TRIGGER_RISING,
+ node->name, edge);
+ if (ret) {
+ dev_err(dev, "failed to request smd irq\n");
+ return ret;
+ }
+
+ edge->irq = irq;
+
return 0;
}

--
2.5.0