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systemctl: check if iterator was initialized succesfully
author
Lukas Nykryn
<lnykryn@redhat.com>
Fri, 1 Mar 2013 17:29:58 +0000
(18:29 +0100)
committer
Zbigniew Jędrzejewski-Szmek
<zbyszek@in.waw.pl>
Fri, 1 Mar 2013 21:43:57 +0000
(16:43 -0500)
src/systemctl/systemctl.c
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diff --git
a/src/systemctl/systemctl.c
b/src/systemctl/systemctl.c
index c67c6c972a1285567be791132dcf67414296209c..99286cfc75b61eeceec6d00f7c8244cfd3344aee 100644
(file)
--- a/
src/systemctl/systemctl.c
+++ b/
src/systemctl/systemctl.c
@@
-2084,7
+2084,11
@@
static int get_cgroup_attr(DBusConnection *bus, char **args) {
if (r < 0)
return r;
- dbus_message_iter_init(reply, &iter);
+ if (!dbus_message_iter_init(reply, &iter)) {
+ log_error("Failed to initialize iterator.");
+ return -EIO;
+ }
+
r = bus_parse_strv_iter(&iter, &list);
if (r < 0) {
log_error("Failed to parse value list.");