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Diffstat (limited to 'src/libsystemd/sd-event')
-rw-r--r--src/libsystemd/sd-event/sd-event.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index e856d68251..fb436adc13 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -1258,6 +1258,7 @@ _public_ sd_event_source* sd_event_source_unref(sd_event_source *s) {
_public_ int sd_event_source_set_description(sd_event_source *s, const char *description) {
assert_return(s, -EINVAL);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
return free_and_strdup(&s->description, description);
}
@@ -1265,6 +1266,8 @@ _public_ int sd_event_source_set_description(sd_event_source *s, const char *des
_public_ int sd_event_source_get_description(sd_event_source *s, const char **description) {
assert_return(s, -EINVAL);
assert_return(description, -EINVAL);
+ assert_return(s->description, -ENXIO);
+ assert_return(!event_pid_changed(s->event), -ECHILD);
*description = s->description;
return 0;