From ae266f893fd7b82680066c53b6d24ebf4353178b Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Mon, 19 Jan 2015 07:10:08 +0000
Subject: [PATCH] Fix the build when INVARIANTS is defined by restoring `bo`'s
 definition in ext2_truncate(..) and by putting it under INVARIANTS ifdefs

X-MFC with: r277354
MFC after: 2 weeks
---
 sys/fs/ext2fs/ext2_inode.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sys/fs/ext2fs/ext2_inode.c b/sys/fs/ext2fs/ext2_inode.c
index 2fc2192d05bd..36768fb1c418 100644
--- a/sys/fs/ext2fs/ext2_inode.c
+++ b/sys/fs/ext2fs/ext2_inode.c
@@ -121,8 +121,14 @@ ext2_truncate(struct vnode *vp, off_t length, int flags, struct ucred *cred,
 	e4fs_daddr_t count, nblocks, blocksreleased = 0;
 	int error, i, allerror;
 	off_t osize;
+#ifdef INVARIANTS
+	struct bufobj *bo;
+#endif
 
 	oip = VTOI(ovp);
+#ifdef INVARIANTS
+	bo = &ovp->v_bufobj;
+#endif
 
 	ASSERT_VOP_LOCKED(vp, "ext2_truncate");