diff --git a/sys/ufs/ffs/ffs_softdep.c b/sys/ufs/ffs/ffs_softdep.c
index 5689d81251bee3..8f2b00900010e8 100644
--- a/sys/ufs/ffs/ffs_softdep.c
+++ b/sys/ufs/ffs/ffs_softdep.c
@@ -14127,11 +14127,7 @@ getdirtybuf(bp, lock, waitfor)
 		BUF_UNLOCK(bp);
 		if (waitfor != MNT_WAIT)
 			return (NULL);
-		/*
-		 * The lock argument must be bp->b_vp's mutex in
-		 * this case.
-		 */
-#ifdef	DEBUG_VFS_LOCKS
+#ifdef DEBUG_VFS_LOCKS
 		if (bp->b_vp->v_type != VCHR)
 			ASSERT_BO_WLOCKED(bp->b_bufobj);
 #endif