From: Shiraz Saleem <shiraz.saleem@intel.com>
Date: Wed, 30 Nov 2016 21:09:07 +0000 (-0600)
Subject: i40iw: Add NULL check for ibqp event handler
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e0b010da87e3aaf7ca9d28ba5d141924a7f8c66d;p=linux-beck.git

i40iw: Add NULL check for ibqp event handler

Add NULL check for ibqp event handler before calling it to report
QP events, as it might not initialized.

Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
---

diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c
index 9a14880fe85a..13b6dee4d57c 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_cm.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c
@@ -3474,7 +3474,7 @@ static void i40iw_cm_disconn_true(struct i40iw_qp *iwqp)
 		/* Flush the queues */
 		i40iw_flush_wqes(iwdev, iwqp);
 
-		if (qp->term_flags) {
+		if (qp->term_flags && iwqp->ibqp.event_handler) {
 			ibevent.device = iwqp->ibqp.device;
 			ibevent.event = (qp->eventtype == TERM_EVENT_QP_FATAL) ?
 					IB_EVENT_QP_FATAL : IB_EVENT_QP_ACCESS_ERR;