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path: root/drivers/irqchip/irq-imx-irqsteer.c
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Diffstat (limited to 'drivers/irqchip/irq-imx-irqsteer.c')
-rw-r--r--drivers/irqchip/irq-imx-irqsteer.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c
index b0e9788c0045..afbfcce3b1e3 100644
--- a/drivers/irqchip/irq-imx-irqsteer.c
+++ b/drivers/irqchip/irq-imx-irqsteer.c
@@ -24,7 +24,7 @@
#define CHAN_MINTDIS(t) (CTRL_STRIDE_OFF(t, 3) + 0x4)
#define CHAN_MASTRSTAT(t) (CTRL_STRIDE_OFF(t, 3) + 0x8)
-#define CHAN_MAX_OUTPUT_INT 0x8
+#define CHAN_MAX_OUTPUT_INT 0xF
struct irqsteer_data {
void __iomem *regs;
@@ -228,10 +228,8 @@ static int imx_irqsteer_probe(struct platform_device *pdev)
for (i = 0; i < data->irq_count; i++) {
data->irq[i] = irq_of_parse_and_map(np, i);
- if (!data->irq[i]) {
- ret = -EINVAL;
- goto out;
- }
+ if (!data->irq[i])
+ break;
irq_set_chained_handler_and_data(data->irq[i],
imx_irqsteer_irq_handler,
@@ -254,9 +252,13 @@ static void imx_irqsteer_remove(struct platform_device *pdev)
struct irqsteer_data *irqsteer_data = platform_get_drvdata(pdev);
int i;
- for (i = 0; i < irqsteer_data->irq_count; i++)
+ for (i = 0; i < irqsteer_data->irq_count; i++) {
+ if (!irqsteer_data->irq[i])
+ break;
+
irq_set_chained_handler_and_data(irqsteer_data->irq[i],
NULL, NULL);
+ }
irq_domain_remove(irqsteer_data->domain);