powerpc: use for_each_compatible_node() macro

Use for_each_compatible_node() macro instead of open coding it.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>

1 files changed, 1 insertions, 3 deletions

diff --git a/arch/powerpc/include/asm/parport.h b/arch/powerpc/include/asm/parport.h
index 6dc2577932b1..a452968b29ea 100644
--- a/arch/powerpc/include/asm/parport.h
+++ b/arch/powerpc/include/asm/parport.h
@@ -21,9 +21,7 @@ static int parport_pc_find_nonpci_ports (int autoirq, int autodma)
         int count = 0;
         int virq;
 
-        for (np = NULL; (np = of_find_compatible_node(np,
-                                                      "parallel",
-                                                      "pnpPNP,400")) != NULL;) {
+        for_each_compatible_node(np, "parallel", "pnpPNP,400") {
                 prop = of_get_property(np, "reg", &propsize);
                 if (!prop || propsize > 6*sizeof(u32))
                         continue;