ethdev: simplify port state comparisons

There are three states for an ethdev port.
Checking that the port is unused looks simpler than
checking it is neither attached nor removed.

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Reviewed-by: Andrew Rybchenko <arybchenko@solarflare.com>
Tested-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>

diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index 8032be9..b262190 100644 (file)
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -330,8 +330,7 @@ uint16_t
 rte_eth_find_next(uint16_t port_id)
 {
        while (port_id < RTE_MAX_ETHPORTS &&
-              rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
-              rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED)
+                       rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED)
                port_id++;
 
        if (port_id >= RTE_MAX_ETHPORTS)
@@ -567,8 +566,7 @@ uint64_t
 rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id)
 {
        while (port_id < RTE_MAX_ETHPORTS &&
-              ((rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
-              rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED) ||
+              (rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED ||
               rte_eth_devices[port_id].data->owner.id != owner_id))
                port_id++;