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authorIngo Molnar <mingo@elte.hu>2009-05-11 09:33:06 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 09:33:15 +0200
commit134cbf35c739bf89c51fd975a33a6b87507482c4 (patch)
treec30536dcbb6e99a0f204879bbe5a19bfb27cccf8 /arch/powerpc/kernel/prom_parse.c
parent2feceeff1e771850e49f9074307f071964fd9e3e (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into x86/mm
Merge reason: this branch was on a .30-rc2 base - sync it up with all the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/powerpc/kernel/prom_parse.c')
-rw-r--r--arch/powerpc/kernel/prom_parse.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c
index 8f0856f312d..8362620c9e6 100644
--- a/arch/powerpc/kernel/prom_parse.c
+++ b/arch/powerpc/kernel/prom_parse.c
@@ -971,7 +971,7 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
struct device_node *p;
const u32 *intspec, *tmp, *addr;
u32 intsize, intlen;
- int res;
+ int res = -EINVAL;
DBG("of_irq_map_one: dev=%s, index=%d\n", device->full_name, index);
@@ -995,21 +995,20 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
/* Get size of interrupt specifier */
tmp = of_get_property(p, "#interrupt-cells", NULL);
- if (tmp == NULL) {
- of_node_put(p);
- return -EINVAL;
- }
+ if (tmp == NULL)
+ goto out;
intsize = *tmp;
DBG(" intsize=%d intlen=%d\n", intsize, intlen);
/* Check index */
if ((index + 1) * intsize > intlen)
- return -EINVAL;
+ goto out;
/* Get new specifier and map it */
res = of_irq_map_raw(p, intspec + index * intsize, intsize,
addr, out_irq);
+out:
of_node_put(p);
return res;
}