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Diffstat (limited to 'arch/powerpc/sysdev/ipic.c')
-rw-r--r--arch/powerpc/sysdev/ipic.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 746f78c15375..473c415e9e25 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -557,8 +557,7 @@ static struct irq_host_ops ipic_host_ops = {
.xlate = ipic_host_xlate,
};
-void __init ipic_init(struct device_node *node,
- unsigned int flags)
+struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
{
struct ipic *ipic;
struct resource res;
@@ -566,22 +565,24 @@ void __init ipic_init(struct device_node *node,
ipic = alloc_bootmem(sizeof(struct ipic));
if (ipic == NULL)
- return;
+ return NULL;
memset(ipic, 0, sizeof(struct ipic));
- ipic->of_node = node ? of_node_get(node) : NULL;
+ ipic->of_node = of_node_get(node);
ipic->irqhost = irq_alloc_host(IRQ_HOST_MAP_LINEAR,
NR_IPIC_INTS,
&ipic_host_ops, 0);
if (ipic->irqhost == NULL) {
of_node_put(node);
- return;
+ return NULL;
}
ret = of_address_to_resource(node, 0, &res);
- if (ret)
- return;
+ if (ret) {
+ of_node_put(node);
+ return NULL;
+ }
ipic->regs = ioremap(res.start, res.end - res.start + 1);
@@ -625,6 +626,8 @@ void __init ipic_init(struct device_node *node,
printk ("IPIC (%d IRQ sources) at %p\n", NR_IPIC_INTS,
primary_ipic->regs);
+
+ return ipic;
}
int ipic_set_priority(unsigned int virq, unsigned int priority)