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powerpc/numa: Use of_get_next_parent to simplify code

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of_get_next_parent can be used to simplify the while() loop and
avoid the need of a temp variable.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christophe Jaillet 2015-10-11 22:23:27 +02:00 committed by Michael Ellerman
parent 5fab1d1cb1
commit 1def37586f
1 changed files with 1 additions and 4 deletions
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5
arch/powerpc/mm/numa.c
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@ -276,7 +276,6 @@ static int of_node_to_nid_single(struct device_node *device)
/* Walk the device tree upwards, looking for an associativity id */
int of_node_to_nid(struct device_node *device)
{
struct device_node *tmp;
int nid = -1;
of_node_get(device);
@ -285,9 +284,7 @@ int of_node_to_nid(struct device_node *device)
if (nid != -1)
break;
tmp = device;
device = of_get_parent(tmp);
of_node_put(tmp);
device = of_get_next_parent(device);
}
of_node_put(device);