sd-event: "when exiting no signal event are pending" is a wrong assertion (#5271)

[elogind.git] / src / libelogind / sd-event / sd-event.c

diff --git a/src/libelogind/sd-event/sd-event.c b/src/libelogind/sd-event/sd-event.c
index cfd5a55457758a7ceadd8ab9d0299af6f7920926..019d411c43ae65a5113009695ffeb3aee6ccf26f 100644 (file)
--- a/src/libelogind/sd-event/sd-event.c
+++ b/src/libelogind/sd-event/sd-event.c
@@ -1551,7 +1551,8 @@ _public_ int sd_event_source_get_priority(sd_event_source *s, int64_t *priority)
         assert_return(s, -EINVAL);
         assert_return(!event_pid_changed(s->event), -ECHILD);
 
-        return s->priority;
+        *priority = s->priority;
+        return 0;
 }
 #endif // 0
 
@@ -2244,11 +2245,16 @@ static int process_signal(sd_event *e, struct signal_data *d, uint32_t events) {
 }
 
 static int source_dispatch(sd_event_source *s) {
+        EventSourceType saved_type;
         int r = 0;
 
         assert(s);
         assert(s->pending || s->type == SOURCE_EXIT);
 
+        /* Save the event source type, here, so that we still know it after the event callback which might invalidate
+         * the event. */
+        saved_type = s->type;
+
         if (s->type != SOURCE_DEFER && s->type != SOURCE_EXIT) {
                 r = source_set_pending(s, false);
                 if (r < 0)
@@ -2336,7 +2342,7 @@ static int source_dispatch(sd_event_source *s) {
 
         if (r < 0)
                 log_debug_errno(r, "Event source %s (type %s) returned error, disabling: %m",
-                                strna(s->description), event_source_type_to_string(s->type));
+                                strna(s->description), event_source_type_to_string(saved_type));
 
         if (s->n_ref == 0)
                 source_free(s);