提交 6d25b688 编写于 作者: I Ilpo Järvinen 提交者: Grant Likely

powerpc: Fix of_node_put() exit path in of_irq_map_one()

Signed-off-by: NGrant Likely <grant.likely@secretlab.ca>
上级 8db70d3d
......@@ -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;
}
......
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