From 9bb7194019ab62b85f76df2be207d3dac58ed726 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= Date: Mon, 25 Jul 2016 12:29:20 -0400 Subject: [PATCH] systemctl: use _cleanup_ for UnitCondition --- src/systemctl/systemctl.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 44a3708a62a..6a0ed79a53f 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -3484,13 +3484,16 @@ typedef struct UnitCondition { } UnitCondition; static void unit_condition_free(UnitCondition *c) { - assert(c); + if (!c) + return; free(c->name); free(c->param); free(c); } +DEFINE_TRIVIAL_CLEANUP_FUNC(UnitCondition*, unit_condition_free); + typedef struct UnitStatusInfo { const char *id; const char *load_state; @@ -4232,7 +4235,7 @@ static int status_property(const char *name, sd_bus_message *m, UnitStatusInfo * return bus_log_parse_error(r); while ((r = sd_bus_message_read(m, "(sbbsi)", &cond, &trigger, &negate, ¶m, &state)) > 0) { - UnitCondition *c; + _cleanup_(unit_condition_freep) UnitCondition *c = NULL; log_debug("%s trigger=%d negate=%d %s →%d", cond, trigger, negate, param, state); @@ -4241,23 +4244,16 @@ static int status_property(const char *name, sd_bus_message *m, UnitStatusInfo * return log_oom(); c->name = strdup(cond); - if (!c->name) { - free(c); - return log_oom(); - } - c->param = strdup(param); - if (!c->param) { - free(c->name); - free(c); + if (!c->name || !c->param) return log_oom(); - } c->trigger = trigger; c->negate = negate; c->tristate = state; LIST_PREPEND(conditions, i->conditions, c); + c = NULL; } if (r < 0) return bus_log_parse_error(r); -- 2.39.2