ehea: Fix DLPAR memory add support

This patch fixes two weaknesses in send/receive packet handling which may
lead to kernel panics during DLPAR memory add operations.

Signed-off-by: Thomas Klein <tklein@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index 93b7fb2..a8d3280 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -40,7 +40,7 @@
 #include <asm/io.h>
 
 #define DRV_NAME	"ehea"
-#define DRV_VERSION	"EHEA_0089"
+#define DRV_VERSION	"EHEA_0090"
 
 /* eHEA capability flags */
 #define DLPAR_PORT_ADD_REM 1
@@ -371,6 +371,7 @@
 	struct ehea_q_skb_arr rq2_skba;
 	struct ehea_q_skb_arr rq3_skba;
 	struct ehea_q_skb_arr sq_skba;
+	int sq_skba_size;
 	spinlock_t netif_queue;
 	int queue_stopped;
 	int swqe_refill_th;