From: Bjorn Andersson <bjorn.andersson@linaro.org>
Date: Wed, 10 Aug 2016 00:42:55 +0000 (-0700)
Subject: soc: qcom: smd: Request irqs after parsing properties
X-Git-Tag: v4.9-rc1~77^2~8^2~3
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=381a0b4ce45b2ad809b79049e6316a83d5eaa2ea;p=linux.git

soc: qcom: smd: Request irqs after parsing properties

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@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
---

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;
 }