IB/hfi1: Fix rnr_timer addition

commit 458ed666 upstream.

The new s_rnr_timeout was not properly being set and the code was
incorrectly setting a different timer.

Found by code inspection.

Fixes: 08279d5c ("staging/rdma/hfi1: use new RNR timer")
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/infiniband/hw/hfi1/rc.c

@@ -87,7 +87,7 @@ void hfi1_add_rnr_timer(struct rvt_qp *qp, u32 to)
 	struct hfi1_qp_priv *priv = qp->priv;
 
 	qp->s_flags |= RVT_S_WAIT_RNR;
-	qp->s_timer.expires = jiffies + usecs_to_jiffies(to);
+	priv->s_rnr_timer.expires = jiffies + usecs_to_jiffies(to);
 	add_timer(&priv->s_rnr_timer);
 }