XFS: Fix the mount-cleanup for single-subvolume filesystems.

Modid: 2.5.x-xfs:slinx:128192a

fs/xfs/xfs_vfsops.c

@@ -221,8 +221,6 @@ xfs_start_flags(
 		mp->m_swidth = ap->swidth;
 	}
 
-	if ((mp->m_logdev_targp != NULL) &&
-	    (mp->m_logdev_targp != mp->m_ddev_targp)) {
 	if (ap->logbufs != 0 && ap->logbufs != -1 &&
 	    (ap->logbufs < XLOG_NUM_ICLOGS ||
 	     ap->logbufs > XLOG_MAX_ICLOGS)) {
@@ -247,7 +245,6 @@ xfs_start_flags(
 	mp->m_fsname_len = strlen(ap->fsname) + 1;
 	mp->m_fsname = kmem_alloc(mp->m_fsname_len, KM_SLEEP);
 	strcpy(mp->m_fsname, ap->fsname);
-	}
 
 	/*
 	 * Pull in the 'wsync' and 'ino64' mount options before we do the real