Merge tag 'v4.4.77' into linux-linaro-lsk-v4.4

[firefly-linux-kernel-4.4.55.git] / tools / perf / bench / numa.c

diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index 492df2752a2d1057bbde642538f84da93aa9df8b..b4eb5b6790810b139efb669e6a86a63ca6ce85b2 100644 (file)
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -1570,13 +1570,13 @@ static int __bench_numa(const char *name)
                "GB/sec,", "total-speed",       "GB/sec total speed");
 
        if (g->p.show_details >= 2) {
-               char tname[32];
+               char tname[14 + 2 * 10 + 1];
                struct thread_data *td;
                for (p = 0; p < g->p.nr_proc; p++) {
                        for (t = 0; t < g->p.nr_threads; t++) {
-                               memset(tname, 0, 32);
+                               memset(tname, 0, sizeof(tname));
                                td = g->threads + p*g->p.nr_threads + t;
-                               snprintf(tname, 32, "process%d:thread%d", p, t);
+                               snprintf(tname, sizeof(tname), "process%d:thread%d", p, t);
                                print_res(tname, td->speed_gbs,
                                        "GB/sec",       "thread-speed", "GB/sec/thread speed");
                                print_res(tname, td->system_time_ns / 1e9,