s390/topology: use for_each_set_bit to simplify the code

Use for_each_set_bit() to simplify the code.

spatch with a semantic match is used to found this.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index 30c8533b8d4e0930debf730c669d1791c47baec6..54d93f4b681813927aabd8adbffbeb6204387d4b 100644 (file)
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -73,10 +73,7 @@ static struct mask_info *add_cpus_to_mask(struct topology_cpu *tl_cpu,
 {
        unsigned int cpu;
 
-       for (cpu = find_first_bit(&tl_cpu->mask[0], TOPOLOGY_CPU_BITS);
-            cpu < TOPOLOGY_CPU_BITS;
-            cpu = find_next_bit(&tl_cpu->mask[0], TOPOLOGY_CPU_BITS, cpu + 1))
-       {
+       for_each_set_bit(cpu, &tl_cpu->mask[0], TOPOLOGY_CPU_BITS) {
                unsigned int rcpu;
                int lcpu;