GFS2: Fix freeze issue

This removes some old code that was causing issues during
filesystem freeze.
Reported-by: NAndrew Price <andy@andrewprice.me.uk>
Tested-by: NAndrew Price <andy@andrewprice.me.uk>
Signed-off-by: NSteven Whitehouse <swhiteho@redhat.com>

fs/gfs2/super.c

@@ -338,7 +338,6 @@ static int gfs2_lock_fs_check_clean(struct gfs2_sbd *sdp,
 				    struct gfs2_holder *t_gh)
 {
 	struct gfs2_inode *ip;
-	struct gfs2_holder ji_gh;
 	struct gfs2_jdesc *jd;
 	struct lfcc *lfcc;
 	LIST_HEAD(list);
@@ -386,7 +385,6 @@ static int gfs2_lock_fs_check_clean(struct gfs2_sbd *sdp,
 		gfs2_glock_dq_uninit(&lfcc->gh);
 		kfree(lfcc);
 	}
-	gfs2_glock_dq_uninit(&ji_gh);
 	return error;
 }