sched: Use swap() macro in scale_stime()

Simple cleanup.

Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/1367501673-6563-1-git-send-email-sgruszka@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c
index cc2dc3e..94691bc 100644 (file)
--- a/kernel/sched/cputime.c
+++ b/kernel/sched/cputime.c
@@ -515,9 +515,8 @@ static cputime_t scale_stime(u64 stime, u64 rtime, u64 total)
 
        for (;;) {
                /* Make sure "rtime" is the bigger of stime/rtime */
-               if (stime > rtime) {
-                       u64 tmp = rtime; rtime = stime; stime = tmp;
-               }
+               if (stime > rtime)
+                       swap(rtime, stime);
 
                /* Make sure 'total' fits in 32 bits */
                if (total >> 32)