[PATCH] powerpc/mpc5xxx: Use of_get_next_parent to simplify code

Christophe JAILLET
2015-10-11T20:27:40Z

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>
---
arch/powerpc/sysdev/mpc5xxx_clocks.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/powerpc/sysdev/mpc5xxx_clocks.c b/arch/powerpc/sysdev/mpc5xxx_clocks.c
index f4f0301..5732926 100644
--- a/arch/powerpc/sysdev/mpc5xxx_clocks.c
+++ b/arch/powerpc/sysdev/mpc5xxx_clocks.c
@@ -13,7 +13,6 @@

unsigned long mpc5xxx_get_bus_frequency(struct device_node *node)
{
- struct device_node *np;
const unsigned int *p_bus_freq = NULL;

of_node_get(node);
@@ -22,9 +21,7 @@ unsigned long mpc5xxx_get_bus_frequency(struct device_node *node)
if (p_bus_freq)
break;

- np = of_get_parent(node);
- of_node_put(node);
- node = np;
+ node = of_get_next_parent(node);
}
of_node_put(node);

--
2.1.4