X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=examples%2Fvhost_xen%2Fvhost_monitor.c;h=fb9606bf0e0ba2ca0a810fbcc7d5ab3844d8bd1d;hb=e9980a75735889190bb789c4281eb542ca79db81;hp=f68398918375981da67ecebc573718f1d835f406;hpb=fdf20fa7bee9df9037116318a87080e1eb7e757e;p=dpdk.git

diff --git a/examples/vhost_xen/vhost_monitor.c b/examples/vhost_xen/vhost_monitor.c
index f683989183..fb9606bf0e 100644
--- a/examples/vhost_xen/vhost_monitor.c
+++ b/examples/vhost_xen/vhost_monitor.c
@@ -97,14 +97,14 @@ init_watch(void)
 	xs = xs_daemon_open();
 	if (xs == NULL) {
 		RTE_LOG(ERR, XENHOST, "xs_daemon_open failed\n");
-		return (-1);
+		return -1;
 	}
 
 	ret = xs_watch(xs, "/local/domain", "mytoken");
 	if (ret == 0) {
 		RTE_LOG(ERR, XENHOST, "%s: xs_watch failed\n", __func__);
 		xs_daemon_close(xs);
-		return (-1);
+		return -1;
 	}
 
 	/* We are notified of read availability on the watch via the file descriptor. */
@@ -126,7 +126,7 @@ get_xen_guest(int dom_id)
 			return guest;
 	}
 
-	return (NULL);
+	return NULL;
 }
 
 
@@ -138,7 +138,7 @@ add_xen_guest(int32_t dom_id)
 	if ((guest = get_xen_guest(dom_id)) != NULL)
 		return guest;
 
-	guest = (struct xen_guest * )calloc(1, sizeof(struct xen_guest));
+	guest = calloc(1, sizeof(struct xen_guest));
 	if (guest) {
 		RTE_LOG(ERR, XENHOST, "  %s: return newly created guest with %d rings\n", __func__, guest->vring_num);
 		TAILQ_INSERT_TAIL(&guest_root, guest, next);
@@ -181,8 +181,8 @@ add_config_ll_entry(struct virtio_net_config_ll *new_ll_dev)
 			ll_root = new_ll_dev;
 		} else {
 			/* increment through the ll until we find un unused device_id,
- 			 * insert the device at that entry
- 			 */
+			 * insert the device at that entry
+			 */
 			while ((ll_dev->next != NULL) && (ll_dev->dev.device_fh == (ll_dev->next->dev.device_fh - 1)))
 				ll_dev = ll_dev->next;
 
@@ -285,9 +285,13 @@ virtio_net_config_ll *new_device(unsigned int virtio_idx, struct xen_guest *gues
 	new_ll_dev->dev.mem = malloc(sizeof(struct virtio_memory) + sizeof(struct virtio_memory_regions) * MAX_XENVIRT_MEMPOOL);
 	new_ll_dev->dev.mem->nregions = guest->pool_num;
 	for (i = 0; i < guest->pool_num; i++) {
-		gpa = new_ll_dev->dev.mem->regions[i].guest_phys_address = (uint64_t)guest->mempool[i].gva;
-		new_ll_dev->dev.mem->regions[i].guest_phys_address_end = gpa + guest->mempool[i].mempfn_num * getpagesize();
-		new_ll_dev->dev.mem->regions[i].address_offset = (uint64_t)guest->mempool[i].hva - gpa;
+		gpa = new_ll_dev->dev.mem->regions[i].guest_phys_address =
+				(uint64_t)((uintptr_t)guest->mempool[i].gva);
+		new_ll_dev->dev.mem->regions[i].guest_phys_address_end =
+				gpa + guest->mempool[i].mempfn_num * getpagesize();
+		new_ll_dev->dev.mem->regions[i].address_offset =
+				(uint64_t)((uintptr_t)guest->mempool[i].hva -
+					(uintptr_t)gpa);
 	}
 
 	new_ll_dev->next = NULL;
@@ -296,12 +300,10 @@ virtio_net_config_ll *new_device(unsigned int virtio_idx, struct xen_guest *gues
 	add_config_ll_entry(new_ll_dev);
 	return new_ll_dev;
 err:
-	if (new_ll_dev)
-		free(new_ll_dev);
-	if (virtqueue_rx)
-		rte_free(virtqueue_rx);
-	if (virtqueue_tx)
-		rte_free(virtqueue_tx);
+	free(new_ll_dev);
+	rte_free(virtqueue_rx);
+	rte_free(virtqueue_tx);
+
 	return NULL;
 }
 
@@ -591,5 +593,3 @@ init_virtio_xen(struct virtio_net_device_ops const *const ops)
 		return -1;
 	return 0;
 }
-
-