New upstream version 17.11-rc3

[deb_dpdk.git] / drivers / net / bnxt / bnxt_irq.c

diff --git a/drivers/net/bnxt/bnxt_irq.c b/drivers/net/bnxt/bnxt_irq.c
index 47cda7e..49436cf 100644 (file)
--- a/drivers/net/bnxt/bnxt_irq.c
+++ b/drivers/net/bnxt/bnxt_irq.c
@@ -50,11 +50,18 @@ static void bnxt_int_handler(void *param)
        struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
        struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
        struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
-       uint32_t raw_cons = cpr->cp_raw_cons;
-       uint32_t cons;
        struct cmpl_base *cmp;
+       uint32_t raw_cons;
+       uint32_t cons;
 
+       if (cpr == NULL)
+               return;
+
+       raw_cons = cpr->cp_raw_cons;
        while (1) {
+               if (!cpr || !cpr->cp_ring_struct)
+                       return;
+
                cons = RING_CMP(cpr->cp_ring_struct, raw_cons);
                cmp = &cpr->cp_desc_ring[cons];