buildroot/package/lxc/0002-use-sd_bus_call_method_async-to-replace-the-asyncv-one.patch

From b0abedf60b40adf0f2fb3cf9dfee4bc601f7b39f Mon Sep 17 00:00:00 2001
From: Chen Qi <Qi.Chen@windriver.com>
Date: Thu, 25 Aug 2022 05:45:53 -0700
Subject: [PATCH] use sd_bus_call_method_async to replace the asyncv one

The sd_bus_call_method_asyncv's 10th parameter is of type
va_list and supplying NULL when invoking it causes compilation
error. Just replace it with the async one.

Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
[Retrieved from:
https://github.com/lxc/lxc/commit/b0abedf60b40adf0f2fb3cf9dfee4bc601f7b39f]
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 meson.build              | 4 ++--
 src/lxc/cgroups/cgfsng.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/meson.build b/meson.build
index 21955a0504..f8bdcf4e83 100644
--- a/meson.build
+++ b/meson.build
@@ -295,9 +295,9 @@ if not want_sd_bus.disabled()
         has_sd_bus = false
     endif
 
-    if not cc.has_function('sd_bus_call_method_asyncv', prefix: '#include <systemd/sd-bus.h>', dependencies: libsystemd) 
+    if not cc.has_function('sd_bus_call_method_async', prefix: '#include <systemd/sd-bus.h>', dependencies: libsystemd) 
         if not sd_bus_optional
-            error('libsystemd misses required sd_bus_call_method_asyncv function')
+            error('libsystemd misses required sd_bus_call_method_async function')
         endif
 
         has_sd_bus = false
diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index 8a3615893f..d90e5385e1 100644
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -1232,7 +1232,7 @@ static int unpriv_systemd_create_scope(struct cgroup_ops *ops, struct lxc_conf *
 	if (r < 0)
 		return log_error(SYSTEMD_SCOPE_FAILED, "Failed to connect to user bus: %s", strerror(-r));
 
-	r = sd_bus_call_method_asyncv(bus, NULL, DESTINATION, PATH, INTERFACE, "Subscribe", NULL, NULL, NULL, NULL);
+	r = sd_bus_call_method_async(bus, NULL, DESTINATION, PATH, INTERFACE, "Subscribe", NULL, NULL, NULL);
 	if (r < 0)
 		return log_error(SYSTEMD_SCOPE_FAILED, "Failed to subscribe to signals: %s", strerror(-r));