X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx4%2Fmlx4.c;h=4a03d342c72dd30c9668dc01c492a24681ee0663;hb=fdd2322bb45e83d3fd96b06ea32a4afbb60bcb6f;hp=83f9143bac36b1171a836edae50df57b1686d5e2;hpb=aab0c291a90f701b60f8c9a88cbcc265cba0ec8b;p=deb_dpdk.git

diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 83f9143b..4a03d342 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -3157,6 +3157,13 @@ mlx4_rx_burst_sp(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n)
 			NB_SEGS(rep) = 0x2a;
 			PORT(rep) = 0x2a;
 			rep->ol_flags = -1;
+			/*
+			 * Clear special flags in mbuf to avoid
+			 * crashing while freeing.
+			 */
+			rep->ol_flags &=
+				~(uint64_t)(IND_ATTACHED_MBUF |
+					    CTRL_MBUF_FLAG);
 #endif
 			assert(rep->buf_len == seg->buf_len);
 			/* Reconfigure sge to use rep instead of seg. */
@@ -5618,8 +5625,10 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 	ibv_dev = list[i];
 
 	DEBUG("device opened");
-	if (ibv_query_device(attr_ctx, &device_attr))
+	if (ibv_query_device(attr_ctx, &device_attr)) {
+		err = EINVAL;
 		goto error;
+	}
 	INFO("%u port(s) detected", device_attr.phys_port_cnt);
 
 	for (i = 0; i < device_attr.phys_port_cnt; i++) {
@@ -5645,19 +5654,23 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 		DEBUG("using port %u (%08" PRIx32 ")", port, test);
 
 		ctx = ibv_open_device(ibv_dev);
-		if (ctx == NULL)
+		if (ctx == NULL) {
+			err = ENODEV;
 			goto port_error;
+		}
 
 		/* Check port status. */
 		err = ibv_query_port(ctx, port, &port_attr);
 		if (err) {
 			ERROR("port query failed: %s", strerror(err));
+			err = ENODEV;
 			goto port_error;
 		}
 
 		if (port_attr.link_layer != IBV_LINK_LAYER_ETHERNET) {
 			ERROR("port %d is not configured in Ethernet mode",
 			      port);
+			err = EINVAL;
 			goto port_error;
 		}
 
@@ -5694,6 +5707,7 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 #ifdef HAVE_EXP_QUERY_DEVICE
 		if (ibv_exp_query_device(ctx, &exp_device_attr)) {
 			ERROR("ibv_exp_query_device() failed");
+			err = ENODEV;
 			goto port_error;
 		}
 #ifdef RSS_SUPPORT
@@ -5769,6 +5783,7 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 		if (priv_get_mac(priv, &mac.addr_bytes)) {
 			ERROR("cannot get MAC address, is mlx4_en loaded?"
 			      " (errno: %s)", strerror(errno));
+			err = ENODEV;
 			goto port_error;
 		}
 		INFO("port %u MAC address is %02x:%02x:%02x:%02x:%02x:%02x",