From 82e1e3bab0d3abe1018a0b56559c154485f2f676 Mon Sep 17 00:00:00 2001
From: hsu <hsu@FreeBSD.org>
Date: Sun, 22 Dec 2002 05:35:03 +0000
Subject: SMP locking for ifnet list.

---
 sys/kern/kern_uuid.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'sys/kern/kern_uuid.c')

diff --git a/sys/kern/kern_uuid.c b/sys/kern/kern_uuid.c
index 5d0cb74..d28cb36 100644
--- a/sys/kern/kern_uuid.c
+++ b/sys/kern/kern_uuid.c
@@ -91,7 +91,7 @@ uuid_node(uint16_t *node)
 	struct sockaddr_dl *sdl;
 	int i;
 
-	/* XXX: lock ifnet. */
+	IFNET_RLOCK();
 	TAILQ_FOREACH(ifp, &ifnet, if_link) {
 		/* Walk the address list */
 		TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
@@ -100,12 +100,12 @@ uuid_node(uint16_t *node)
 			    sdl->sdl_type == IFT_ETHER) {
 				/* Got a MAC address. */
 				bcopy(LLADDR(sdl), node, UUID_NODE_LEN);
-				/* XXX: unlock ifnet. */
+				IFNET_RUNLOCK();
 				return;
 			}
 		}
 	}
-	/* XXX: unlock ifnet. */
+	IFNET_RUNLOCK();
 
 	for (i = 0; i < (UUID_NODE_LEN>>1); i++)
 		node[i] = (uint16_t)arc4random();
-- 
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