bus/pci: remove unnecessary cast

The variables 'vfio_res->nb_maps' and 'i' are of type int. The type
casting of 'vfio_res->nb_maps' is redundant and not required.

Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>

diff --git a/drivers/bus/pci/linux/pci_vfio.c b/drivers/bus/pci/linux/pci_vfio.c
index ef4f720..e3f7b6a 100644 (file)
--- a/drivers/bus/pci/linux/pci_vfio.c
+++ b/drivers/bus/pci/linux/pci_vfio.c
@@ -762,7 +762,7 @@ pci_vfio_map_resource_primary(struct rte_pci_device *dev)
                }
        }
 
-       for (i = 0; i < (int) vfio_res->nb_maps; i++) {
+       for (i = 0; i < vfio_res->nb_maps; i++) {
                struct vfio_region_info *reg = NULL;
                void *bar_addr;
 
@@ -888,7 +888,7 @@ pci_vfio_map_resource_secondary(struct rte_pci_device *dev)
        /* map BARs */
        maps = vfio_res->maps;
 
-       for (i = 0; i < (int) vfio_res->nb_maps; i++) {
+       for (i = 0; i < vfio_res->nb_maps; i++) {
                ret = pci_vfio_mmap_bar(vfio_dev_fd, vfio_res, i, MAP_FIXED);
                if (ret < 0) {
                        RTE_LOG(ERR, EAL, "  %s mapping BAR%i failed: %s\n",
@@ -948,7 +948,7 @@ find_and_unmap_vfio_resource(struct mapped_pci_res_list *vfio_res_list,
                pci_addr);
 
        maps = vfio_res->maps;
-       for (i = 0; i < (int) vfio_res->nb_maps; i++) {
+       for (i = 0; i < vfio_res->nb_maps; i++) {
 
                /*
                 * We do not need to be aware of MSI-X table BAR mappings as