bus/cdx: fix device name in probing error message

The variable cdx_addr is a stack-allocated zero-initialized char array, but
it is never used anywhere, except as part of error message out. The
intention is to display device name, so fix the code to reflect that.

Fixes: 45ef232 ("bus/cdx: introduce AMD CDX bus")
Cc: [email protected]

Signed-off-by: Anatoly Burakov <[email protected]>
Acked-by: Nipun Gupta <[email protected]>

Author: anatolyburakov

drivers/bus/cdx/cdx_vfio.c

@@ -389,7 +389,6 @@ static int
 cdx_vfio_map_resource_primary(struct rte_cdx_device *dev)
 {
 	struct vfio_device_info device_info = { .argsz = sizeof(device_info) };
-	char cdx_addr[PATH_MAX] = {0};
 	static void *cdx_map_addr;
 	struct mapped_cdx_resource *vfio_res = NULL;
 	struct mapped_cdx_res_list *vfio_res_list =
@@ -455,7 +454,7 @@ cdx_vfio_map_resource_primary(struct rte_cdx_device *dev)
 		ret = cdx_vfio_mmap_resource(vfio_dev_fd, vfio_res, i, 0);
 		if (ret < 0) {
 			CDX_BUS_ERR("%s mapping region %i failed: %s",
-				cdx_addr, i, strerror(errno));
+				dev_name, i, strerror(errno));
 			free(reg);
 			goto err_vfio_res;
 		}