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authorMichael Ellerman <michael@ellerman.id.au>2008-05-26 12:12:30 +1000
committerPaul Mackerras <paulus@samba.org>2008-06-09 13:51:14 +1000
commit84f1c1e08906f2206f2bbdd19e4ff6a0757ff7f8 (patch)
tree4acd7945bff1656d0f8edf0ae771fc16cbe74ab1 /arch/powerpc
parent997526db9fa408058f23de19c0e12abd9207276b (diff)
powerpc: Rework ipic_init() so we can avoid freeing the irq_host
If we do the call to of_address_to_resource() first, then we don't need to worry about freeing the irq_host (which the code doesn't do currently anyway). Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/sysdev/ipic.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 0f2dfb0aaa6..f95d10ba3b9 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -725,6 +725,10 @@ struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
struct resource res;
u32 temp = 0, ret;
+ ret = of_address_to_resource(node, 0, &res);
+ if (ret)
+ return NULL;
+
ipic = alloc_bootmem(sizeof(struct ipic));
if (ipic == NULL)
return NULL;
@@ -739,12 +743,6 @@ struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
return NULL;
}
- ret = of_address_to_resource(node, 0, &res);
- if (ret) {
- of_node_put(node);
- return NULL;
- }
-
ipic->regs = ioremap(res.start, res.end - res.start + 1);
ipic->irqhost->host_data = ipic;