mm/migrate: correct failure handling if !hugepage_migration_support()

[firefly-linux-kernel-4.4.55.git] / tools / perf / builtin-timechart.c

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 20d4212fa33773ec88f150d027781374a0f50713..652af0b66a625305deac34b0f18ec2e5ccf1d8f0 100644 (file)
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -488,8 +488,7 @@ static const char *cat_backtrace(union perf_event *event,
                                 * It seems the callchain is corrupted.
                                 * Discard all.
                                 */
-                               free(p);
-                               p = NULL;
+                               zfree(&p);
                                goto exit;
                        }
                        continue;