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-rw-r--r--src/libsystemd/sd-event/sd-event.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index cc8bc50c04..2b8d1b87ed 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -474,6 +474,9 @@ static int source_io_unregister(sd_event_source *s) {
assert(s);
assert(s->type == SOURCE_IO);
+ if (event_pid_changed(s->event))
+ return 0;
+
if (!s->io.registered)
return 0;
@@ -604,6 +607,9 @@ static int event_update_signal_fd(sd_event *e) {
assert(e);
+ if (event_pid_changed(e))
+ return 0;
+
add_to_epoll = e->signal_fd < 0;
r = signalfd(e->signal_fd, &e->sigset, SFD_NONBLOCK|SFD_CLOEXEC);