[PATCH] perf tools: use true and false for bool variable

[Yang Li]

fixed the following coccicheck:
./tools/perf/util/jitdump.c:803:9-10: WARNING: return of 0/1 in function
'jit_has_pid' with return type bool

Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Yang Li <yang....@linux.alibaba.com>
---
 tools/perf/util/jitdump.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/jitdump.c b/tools/perf/util/jitdump.c
index 9760d8e..f49a659 100644
--- a/tools/perf/util/jitdump.c
+++ b/tools/perf/util/jitdump.c
@@ -800,7 +800,7 @@ static bool jit_has_pid(struct machine *machine, pid_t pid)
        struct thread *thread = machine__find_thread(machine, pid, pid);
 
        if (!thread)
-               return 0;
+               return false;
 
        return (bool)thread->priv;
 }
-- 
1.8.3.1