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of_numa: Use of_get_next_parent to simplify code

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Use of_get_next_parent() instead of open-code.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Kefeng Wang 2016-09-01 14:54:57 +08:00 • committed by Will Deacon
parent 794224ea56
commit 837dae1b43
1 changed files with 1 additions and 5 deletions
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6
drivers/of/of_numa.c
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@ -158,8 +158,6 @@ int of_node_to_nid(struct device_node *device)
np = of_node_get(device); np = of_node_get(device);
while (np) { while (np) {
struct device_node *parent;
r = of_property_read_u32(np, "numa-node-id", &nid); r = of_property_read_u32(np, "numa-node-id", &nid);
/* /*
* -EINVAL indicates the property was not found, and * -EINVAL indicates the property was not found, and
@ -170,9 +168,7 @@ int of_node_to_nid(struct device_node *device)
if (r != -EINVAL) if (r != -EINVAL)
break; break;
parent = of_get_parent(np); np = of_get_next_parent(np);
of_node_put(np);
np = parent;
} }
if (np && r) if (np && r)
pr_warn("NUMA: Invalid \"numa-node-id\" property in node %s\n", pr_warn("NUMA: Invalid \"numa-node-id\" property in node %s\n",