[XFS] Track external log/realtime device names for correct reporting in
/proc/mounts.

SGI-PV: 942984
SGI-Modid: xfs-linux:xfs-kern:23862a

Signed-off-by: Nathan Scott <nathans@sgi.com>
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index a93ef80..4f26172 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -180,6 +180,10 @@
 
 	if (mp->m_fsname != NULL)
 		kmem_free(mp->m_fsname, mp->m_fsname_len);
+	if (mp->m_rtname != NULL)
+		kmem_free(mp->m_rtname, strlen(mp->m_rtname) + 1);
+	if (mp->m_logname != NULL)
+		kmem_free(mp->m_logname, strlen(mp->m_logname) + 1);
 
 	if (remove_bhv) {
 		struct vfs	*vfsp = XFS_MTOVFS(mp);