From a733551846bcb2c7f46cc68bbc2e5741e653fbef Mon Sep 17 00:00:00 2001
From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Mon, 25 Jul 2016 11:53:14 -0400
Subject: systemctl: use cleanup function for UnitStatusInfo

There is no functional change, but clarity of the code is increased
by splitting out the cleanup part and putting it next to the structure
definition.
---
 src/systemctl/systemctl.c | 42 ++++++++++++++++++++++--------------------
 1 file changed, 22 insertions(+), 20 deletions(-)

(limited to 'src')

diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 7df2fa5421..e1bcef2d95 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -3561,6 +3561,25 @@ typedef struct UnitStatusInfo {
         LIST_HEAD(ExecStatusInfo, exec);
 } UnitStatusInfo;
 
+static void unit_status_info_free(UnitStatusInfo *info) {
+        ExecStatusInfo *p;
+        UnitCondition *c;
+
+        strv_free(info->documentation);
+        strv_free(info->dropin_paths);
+        strv_free(info->listen);
+
+        while ((c = info->conditions)) {
+                LIST_REMOVE(conditions, info->conditions, c);
+                unit_condition_free(c);
+        }
+
+        while ((p = info->exec)) {
+                LIST_REMOVE(exec, info->exec, p);
+                exec_status_info_free(p);
+        }
+}
+
 static void print_status_info(
                 sd_bus *bus,
                 UnitStatusInfo *i,
@@ -4621,7 +4640,7 @@ static int show_one(
         _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
         _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
         _cleanup_set_free_ Set *found_properties = NULL;
-        UnitStatusInfo info = {
+        _cleanup_(unit_status_info_free) UnitStatusInfo info = {
                 .memory_current = (uint64_t) -1,
                 .memory_high = CGROUP_LIMIT_MAX,
                 .memory_max = CGROUP_LIMIT_MAX,
@@ -4630,8 +4649,6 @@ static int show_one(
                 .tasks_current = (uint64_t) -1,
                 .tasks_max = (uint64_t) -1,
         };
-        ExecStatusInfo *p;
-        UnitCondition *c;
         int r;
 
         assert(path);
@@ -4725,16 +4742,15 @@ static int show_one(
                 return bus_log_parse_error(r);
 
         r = 0;
-
         if (show_properties) {
                 char **pp;
 
-                STRV_FOREACH(pp, arg_properties) {
+                STRV_FOREACH(pp, arg_properties)
                         if (!set_contains(found_properties, *pp)) {
                                 log_warning("Property %s does not exist.", *pp);
                                 r = -ENXIO;
                         }
-                }
+
         } else if (streq(verb, "help"))
                 show_unit_help(&info);
         else if (streq(verb, "status")) {
@@ -4746,20 +4762,6 @@ static int show_one(
                         r = EXIT_PROGRAM_RUNNING_OR_SERVICE_OK;
         }
 
-        strv_free(info.documentation);
-        strv_free(info.dropin_paths);
-        strv_free(info.listen);
-
-        while ((c = info.conditions)) {
-                LIST_REMOVE(conditions, info.conditions, c);
-                unit_condition_free(c);
-        }
-
-        while ((p = info.exec)) {
-                LIST_REMOVE(exec, info.exec, p);
-                exec_status_info_free(p);
-        }
-
         return r;
 }
 
-- 
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