X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Flinux%2Fcompat%2Fgenetlink.inc;h=bf969802763f0e2ddafa1b9977f062431ac2684a;hb=e2170cffc1e736db85b461b9bff2afa74ba180f2;hp=d381e4f0c56670cb8824f5a2d568d98ca2715395;hpb=22bcc0e70becd88bf895c44885d63704affe4284;p=openvswitch

diff --git a/datapath/linux/compat/genetlink.inc b/datapath/linux/compat/genetlink.inc
index d381e4f0..bf969802 100644
--- a/datapath/linux/compat/genetlink.inc
+++ b/datapath/linux/compat/genetlink.inc
@@ -5,6 +5,9 @@
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
 #include <linux/mutex.h>
+#include <linux/openvswitch.h>
+
+#include "openvswitch/datapath-compat.h"
 
 static DEFINE_MUTEX(mc_group_mutex);
 
@@ -13,9 +16,15 @@ int genl_register_mc_group(struct genl_family *family,
 {
 	static int next_group = GENL_FIRST_MCGROUP;
 
+	grp->family = family;
+
+	if (!strcmp(grp->name, OVS_VPORT_MCGROUP)) {
+		grp->id = OVS_VPORT_MCGROUP_FALLBACK_ID;
+		return 0;
+	}
+
 	mutex_lock(&mc_group_mutex);
 	grp->id = next_group;
-	grp->family = family;
 
 	if (++next_group > GENL_LAST_MCGROUP)
 		next_group = GENL_FIRST_MCGROUP;