From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 8 May 2024 08:40:48 +0000 (+0200)
Subject: varlink: handle NULL varlink server object gracefully in varlink_server_current_conne... 
X-Git-Tag: v257-rc1~1140
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=26279199cfb5dab594041192549c04e1164d3971;p=thirdparty%2Fsystemd.git

varlink: handle NULL varlink server object gracefully in varlink_server_current_connections()

let's treat a NULL server as a server with zero connections, to make
things more convenient to use.
---

diff --git a/src/shared/varlink.c b/src/shared/varlink.c
index 74053d6cec0..51d2b635cab 100644
--- a/src/shared/varlink.c
+++ b/src/shared/varlink.c
@@ -3987,7 +3987,9 @@ int varlink_server_set_connections_max(VarlinkServer *s, unsigned m) {
 }
 
 unsigned varlink_server_current_connections(VarlinkServer *s) {
-        assert_return(s, UINT_MAX);
+
+        if (!s) /* Unallocated servers have zero connections */
+                return 0;
 
         return s->n_connections;
 }