qede: Fix gfp flags sent to rdma event node allocation

A previous commit 4609adc ("qede: Fix qedr link update")
added a flow that could allocate rdma event objects from an
interrupt path (link notification). Therefore the kzalloc call
should be done with GFP_ATOMIC.

fixes: 4609adc ("qede: Fix qedr link update")
Signed-off-by: Michal Kalderon <[email protected]>
Signed-off-by: Sudarsana Kalluru <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: mkalderon

drivers/net/ethernet/qlogic/qede/qede_rdma.c

@@ -238,7 +238,7 @@ qede_rdma_get_free_event_node(struct qede_dev *edev)
 	}
 
 	if (!found) {
-		event_node = kzalloc(sizeof(*event_node), GFP_KERNEL);
+		event_node = kzalloc(sizeof(*event_node), GFP_ATOMIC);
 		if (!event_node) {
 			DP_NOTICE(edev,
 				  "qedr: Could not allocate memory for rdma work\n");