From 99109e0dc773839c086c9968e8c3b9bade06cf56 Mon Sep 17 00:00:00 2001
From: Luca Boccassi <luca.boccassi@gmail.com>
Date: Fri, 19 Jun 2026 19:43:13 +0100
Subject: [PATCH] udev: fix build failure due to concurrent merge

Follow-up for 60686a33c3030e8eb60cd1d10ac44bc8987f3627
---
 src/udev/udev-manager.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/udev/udev-manager.c b/src/udev/udev-manager.c
index ba23882a91..df13df6b50 100644
--- a/src/udev/udev-manager.c
+++ b/src/udev/udev-manager.c
@@ -1362,7 +1362,7 @@ static int on_post(sd_event_source *s, void *userdata) {
 
         if (manager->workers_cgroup && set_isempty(manager->synthesize_change_child_event_sources))
                 /* cleanup possible left-over processes in the workers cgroup */
-                if (cg_kill_kernel_sigkill(manager->workers_cgroup) == -EOPNOTSUPP)
+                if (cg_kill_kernel_sigkill(manager->workers_cgroup, /* ret_n_pids_killed= */ NULL) == -EOPNOTSUPP)
                         (void) cg_kill(manager->workers_cgroup, SIGKILL, CGROUP_IGNORE_SELF, /* killed_pids= */ NULL, /* log_kill= */ NULL, /* userdata= */ NULL);
 
         return 0;