can: c_can_platform: fix irq check in probe
This patch fixes the check in the probe function whether a IRQ was supplied
to the driver. The original driver check the irq "struct resource *" against
<= 0. Use "platform_get_irq" instead.
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Bhupesh Sharma <bhupesh.sharma@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c
index e629b96..cc90824 100644
--- a/drivers/net/can/c_can/c_can_platform.c
+++ b/drivers/net/can/c_can/c_can_platform.c
@@ -73,7 +73,8 @@
void __iomem *addr;
struct net_device *dev;
struct c_can_priv *priv;
- struct resource *mem, *irq;
+ struct resource *mem;
+ int irq;
#ifdef CONFIG_HAVE_CLK
struct clk *clk;
@@ -88,8 +89,8 @@
/* get the platform data */
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!mem || (irq <= 0)) {
+ irq = platform_get_irq(pdev, 0);
+ if (!mem || irq <= 0) {
ret = -ENODEV;
goto exit_free_clk;
}
@@ -117,7 +118,7 @@
priv = netdev_priv(dev);
- dev->irq = irq->start;
+ dev->irq = irq;
priv->regs = addr;
#ifdef CONFIG_HAVE_CLK
priv->can.clock.freq = clk_get_rate(clk);