dbus: use _cleanup_free_ instead of freeing ourself
This commit is contained in:
parent
f058ccf2cd
commit
68eda4bd16
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@ -77,12 +77,11 @@ static int bus_execute_append_oom_score_adjust(DBusMessageIter *i, const char *p
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if (c->oom_score_adjust_set)
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n = c->oom_score_adjust;
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else {
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char *t;
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_cleanup_free_ char *t = NULL;
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n = 0;
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if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0) {
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safe_atoi(t, &n);
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free(t);
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}
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}
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@ -60,7 +60,7 @@ static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_job_append_type, job_type, JobType);
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static int bus_job_append_unit(DBusMessageIter *i, const char *property, void *data) {
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Job *j = data;
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DBusMessageIter sub;
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char *p;
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_cleanup_free_ char *p = NULL;
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assert(i);
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assert(property);
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@ -75,12 +75,9 @@ static int bus_job_append_unit(DBusMessageIter *i, const char *property, void *d
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if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &j->unit->id) ||
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!dbus_message_iter_append_basic(&sub, DBUS_TYPE_OBJECT_PATH, &p)) {
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free(p);
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return -ENOMEM;
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}
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free(p);
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if (!dbus_message_iter_close_container(i, &sub))
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return -ENOMEM;
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@ -136,7 +133,7 @@ static DBusHandlerResult bus_job_message_handler(DBusConnection *connection, DBu
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/* Be nice to gdbus and return introspection data for our mid-level paths */
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if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect")) {
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char *introspection = NULL;
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_cleanup_free_ char *introspection = NULL;
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FILE *f;
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Iterator i;
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size_t size;
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@ -169,7 +166,6 @@ static DBusHandlerResult bus_job_message_handler(DBusConnection *connection, DBu
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if (ferror(f)) {
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fclose(f);
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free(introspection);
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goto oom;
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}
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@ -179,12 +175,9 @@ static DBusHandlerResult bus_job_message_handler(DBusConnection *connection, DBu
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goto oom;
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if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &introspection, DBUS_TYPE_INVALID)) {
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free(introspection);
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goto oom;
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}
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free(introspection);
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if (!bus_maybe_send_reply(connection, message, reply))
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goto oom;
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@ -413,7 +413,7 @@ static int bus_manager_set_log_target(DBusMessageIter *i, const char *property,
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}
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static int bus_manager_append_log_level(DBusMessageIter *i, const char *property, void *data) {
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char *t;
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_cleanup_free_ char *t = NULL;
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int r;
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assert(i);
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@ -426,7 +426,6 @@ static int bus_manager_append_log_level(DBusMessageIter *i, const char *property
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if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t))
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r = -ENOMEM;
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free(t);
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return r;
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}
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@ -1191,7 +1190,7 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
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goto oom;
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} else if (dbus_message_is_method_call(message, "org.freedesktop.DBus.Introspectable", "Introspect")) {
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char *introspection = NULL;
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_cleanup_free_ char *introspection = NULL;
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FILE *f;
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Iterator i;
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Unit *u;
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@ -1217,7 +1216,7 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
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fputs(INTROSPECTION_BEGIN, f);
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HASHMAP_FOREACH_KEY(u, k, m->units, i) {
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char *p;
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_cleanup_free_ char *p = NULL;
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if (k != u->id)
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continue;
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@ -1225,12 +1224,10 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
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p = bus_path_escape(k);
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if (!p) {
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fclose(f);
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free(introspection);
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goto oom;
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}
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fprintf(f, "<node name=\"unit/%s\"/>", p);
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free(p);
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}
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HASHMAP_FOREACH(j, m->jobs, i)
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@ -1240,7 +1237,6 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
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if (ferror(f)) {
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fclose(f);
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free(introspection);
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goto oom;
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}
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@ -1250,12 +1246,8 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
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goto oom;
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if (!dbus_message_append_args(reply, DBUS_TYPE_STRING, &introspection, DBUS_TYPE_INVALID)) {
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free(introspection);
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goto oom;
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}
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free(introspection);
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} else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Reload")) {
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SELINUX_ACCESS_CHECK(connection, message, "reload");
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@ -189,7 +189,8 @@ fail:
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}
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int unit_choose_id(Unit *u, const char *name) {
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char *s, *t = NULL, *i;
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char *s, *i;
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_cleanup_free_ char *t = NULL;
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int r;
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assert(u);
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@ -208,7 +209,6 @@ int unit_choose_id(Unit *u, const char *name) {
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/* Selects one of the names of this unit as the id */
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s = set_get(u->names, (char*) name);
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free(t);
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if (!s)
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return -ENOENT;
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@ -598,7 +598,7 @@ int unit_merge(Unit *u, Unit *other) {
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int unit_merge_by_name(Unit *u, const char *name) {
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Unit *other;
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int r;
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char *s = NULL;
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_cleanup_free_ char *s = NULL;
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assert(u);
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assert(name);
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@ -619,7 +619,6 @@ int unit_merge_by_name(Unit *u, const char *name) {
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else
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r = unit_merge(u, other);
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free(s);
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return r;
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}
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@ -677,7 +676,7 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) {
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char *t, **j;
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UnitDependency d;
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Iterator i;
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char *p2;
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_cleanup_free_ char *p2 = NULL;
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const char *prefix2;
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char
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timestamp1[FORMAT_TIMESTAMP_MAX],
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@ -811,7 +810,6 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) {
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if (u->nop_job)
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job_dump(u->nop_job, f, prefix2);
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free(p2);
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}
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/* Common implementation for multiple backends */
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@ -1914,7 +1912,7 @@ int unit_add_dependency_by_name(Unit *u, UnitDependency d, const char *name, con
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int unit_add_two_dependencies_by_name(Unit *u, UnitDependency d, UnitDependency e, const char *name, const char *path, bool add_reference) {
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Unit *other;
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int r;
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char *s;
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_cleanup_free_ char *s = NULL;
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assert(u);
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assert(name || path);
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@ -1923,19 +1921,17 @@ int unit_add_two_dependencies_by_name(Unit *u, UnitDependency d, UnitDependency
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return -ENOMEM;
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if ((r = manager_load_unit(u->manager, name, path, NULL, &other)) < 0)
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goto finish;
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return r;
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r = unit_add_two_dependencies(u, d, e, other, add_reference);
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finish:
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free(s);
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return r;
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}
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int unit_add_dependency_by_name_inverse(Unit *u, UnitDependency d, const char *name, const char *path, bool add_reference) {
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Unit *other;
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int r;
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char *s;
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_cleanup_free_ char *s = NULL;
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assert(u);
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assert(name || path);
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@ -1944,19 +1940,17 @@ int unit_add_dependency_by_name_inverse(Unit *u, UnitDependency d, const char *n
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return -ENOMEM;
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if ((r = manager_load_unit(u->manager, name, path, NULL, &other)) < 0)
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goto finish;
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return r;
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r = unit_add_dependency(other, d, u, add_reference);
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finish:
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free(s);
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return r;
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}
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int unit_add_two_dependencies_by_name_inverse(Unit *u, UnitDependency d, UnitDependency e, const char *name, const char *path, bool add_reference) {
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Unit *other;
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int r;
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char *s;
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_cleanup_free_ char *s = NULL;
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assert(u);
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assert(name || path);
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@ -1965,13 +1959,11 @@ int unit_add_two_dependencies_by_name_inverse(Unit *u, UnitDependency d, UnitDep
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return -ENOMEM;
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if ((r = manager_load_unit(u->manager, name, path, NULL, &other)) < 0)
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goto finish;
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return r;
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if ((r = unit_add_two_dependencies(other, d, e, u, add_reference)) < 0)
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goto finish;
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return r;
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finish:
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free(s);
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return r;
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}
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@ -2036,7 +2028,7 @@ int unit_add_default_slice(Unit *u) {
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if (u->instance) {
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_cleanup_free_ char *prefix = NULL, *escaped = NULL;
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;
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/* Implicitly place all instantiated units in their
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* own per-template slice */
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@ -2349,7 +2341,7 @@ int unit_deserialize(Unit *u, FILE *f, FDSet *fds) {
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int unit_add_node_link(Unit *u, const char *what, bool wants) {
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Unit *device;
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char *e;
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_cleanup_free_ char *e = NULL;
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int r;
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assert(u);
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@ -2367,7 +2359,7 @@ int unit_add_node_link(Unit *u, const char *what, bool wants) {
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return -ENOMEM;
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r = manager_load_unit(u->manager, e, NULL, NULL, &device);
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free(e);
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if (r < 0)
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return r;
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