"lilinchao@xxxxxxxxxx" <lilinchao@xxxxxxxxxx> writes: >>@@ -1999,6 +2000,7 @@ static int update_background_schedule(int enable) >> die("unknown background scheduler: %s", scheduler); >> >> rollback_lock_file(&lk); >>+ free(lock_path); > Based on your change, I think when "hold_lock_file_for_update()<0", we should also free local_path > Thanks Meaning something like this? builtin/gc.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git c/builtin/gc.c w/builtin/gc.c index 98a803196b..50565c37c7 100644 --- c/builtin/gc.c +++ w/builtin/gc.c @@ -1971,8 +1971,10 @@ static int update_background_schedule(int enable) cmd = sep + 1; } - if (hold_lock_file_for_update(&lk, lock_path, LOCK_NO_DEREF) < 0) - return error(_("another process is scheduling background maintenance")); + if (hold_lock_file_for_update(&lk, lock_path, LOCK_NO_DEREF) < 0) { + result = error(_("another process is scheduling background maintenance")); + goto cleanup; + } if (!strcmp(scheduler, "launchctl")) result = launchctl_update_schedule(enable, get_lock_file_fd(&lk), cmd); @@ -1984,6 +1986,9 @@ static int update_background_schedule(int enable) die("unknown background scheduler: %s", scheduler); rollback_lock_file(&lk); + +cleanup: + free(lock_path); free(testing); return result; }