diff --git a/service/src/com/android/server/BpfNetMaps.java b/service/src/com/android/server/BpfNetMaps.java
index 086d276..ad9cfbe 100644
--- a/service/src/com/android/server/BpfNetMaps.java
+++ b/service/src/com/android/server/BpfNetMaps.java
@@ -45,8 +45,6 @@
 import static android.system.OsConstants.ENODEV;
 import static android.system.OsConstants.ENOENT;
 import static android.system.OsConstants.EOPNOTSUPP;
-import static android.system.OsConstants.SOCK_RAW;
-import static android.system.OsConstants.SOCK_CLOEXEC;
 
 import static com.android.server.ConnectivityStatsLog.NETWORK_BPF_MAP_INFO;
 
@@ -327,19 +325,9 @@
          */
         @RequiresApi(Build.VERSION_CODES.TIRAMISU)
         public int synchronizeKernelRCU() {
-            // See p/m/C's staticlibs/native/bpf_headers/include/bpf/BpfUtils.h
-            // for equivalent C implementation of this function.
             try {
-                // When closing socket, kernel calls synchronize_rcu()
-                // from pf_key's sock_release().
-                // Constants from //bionic/libc/include/sys/socket.h: AF_KEY=15
-                // and kernel's include/uapi/linux/pfkeyv2.h: PF_KEY_V2=2
-                Os.close(Os.socket(15 /*PF_KEY*/, SOCK_RAW | SOCK_CLOEXEC, 2));
+                BpfMap.synchronizeKernelRCU();
             } catch (ErrnoException e) {
-                // socket() can only fail due to lack of privs (selinux) or OOM,
-                // close() always succeeds, but may return a pending error,
-                // however on a freshly opened socket that cannot happen.
-                // As such this failing is basically a build configuration error.
                 return -e.errno;
             }
             return 0;