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systemd/SOURCES/0422-shared-Don-t-try-calli...

29 lines
1.1 KiB

From e607286e070675498fcd5a7ab73bc3da533f9eea Mon Sep 17 00:00:00 2001
From: Balint Reczey <balint.reczey@canonical.com>
Date: Wed, 22 Apr 2020 09:51:53 +0200
Subject: [PATCH] shared: Don't try calling NULL callback in
bus_wait_for_units_clear
BugLink: https://bugs.launchpad.net/bugs/1870930
(cherry picked from commit 9f656373082cb13542b877b4f5cb917ef5ff329c)
Related: #1830861
---
src/shared/bus-wait-for-units.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/shared/bus-wait-for-units.c b/src/shared/bus-wait-for-units.c
index de15da1620..63ba3fd422 100644
--- a/src/shared/bus-wait-for-units.c
+++ b/src/shared/bus-wait-for-units.c
@@ -91,7 +91,8 @@ static void bus_wait_for_units_clear(BusWaitForUnits *d) {
while ((item = hashmap_first(d->items))) {
d->current = item;
- item->unit_callback(d, item->bus_path, false, item->userdata);
+ if (item->unit_callback)
+ item->unit_callback(d, item->bus_path, false, item->userdata);
wait_for_item_free(item);
}