powerpc/windfarm: Use for_each_node_by_type() macro

Use for_each_node_by_type() macro instead of open coding it.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/drivers/macintosh/windfarm_pm112.c b/drivers/macintosh/windfarm_pm112.c
index 35ef6e2..3024685 100644 (file)
--- a/drivers/macintosh/windfarm_pm112.c
+++ b/drivers/macintosh/windfarm_pm112.c
@@ -681,7 +681,7 @@ static int __init wf_pm112_init(void)
 
        /* Count the number of CPU cores */
        nr_cores = 0;
-       for (cpu = NULL; (cpu = of_find_node_by_type(cpu, "cpu")) != NULL; )
+       for_each_node_by_type(cpu, "cpu")
                ++nr_cores;
 
        printk(KERN_INFO "windfarm: initializing for dual-core desktop G5\n");

diff --git a/drivers/macintosh/windfarm_pm72.c b/drivers/macintosh/windfarm_pm72.c
index 6e55853..2f506b9 100644 (file)
--- a/drivers/macintosh/windfarm_pm72.c
+++ b/drivers/macintosh/windfarm_pm72.c
@@ -804,7 +804,7 @@ static int __init wf_pm72_init(void)
 
        /* Count the number of CPU cores */
        nr_chips = 0;
-       for (cpu = NULL; (cpu = of_find_node_by_type(cpu, "cpu")) != NULL; )
+       for_each_node_by_type(cpu, "cpu")
                ++nr_chips;
        if (nr_chips > NR_CHIPS)
                nr_chips = NR_CHIPS;

diff --git a/drivers/macintosh/windfarm_rm31.c b/drivers/macintosh/windfarm_rm31.c
index 844003f..0b9a79b 100644 (file)
--- a/drivers/macintosh/windfarm_rm31.c
+++ b/drivers/macintosh/windfarm_rm31.c
@@ -696,7 +696,7 @@ static int __init wf_rm31_init(void)
 
        /* Count the number of CPU cores */
        nr_chips = 0;
-       for (cpu = NULL; (cpu = of_find_node_by_type(cpu, "cpu")) != NULL; )
+       for_each_node_by_type(cpu, "cpu")
                ++nr_chips;
        if (nr_chips > NR_CHIPS)
                nr_chips = NR_CHIPS;