Fix Error: netdev/netdev_findbyindex.c:59:7: error: variable 'i' set but not used
FAR struct net_driver_s *netdev_findbyindex(int ifindex)
{
FAR struct net_driver_s *dev;
- int i;
-
#ifdef CONFIG_NETDEV_IFINDEX
/* The bit index is the interface index minus one. Zero is reserved in
* POSIX to mean no interface index.
@@ -68,6 +66,9 @@ FAR struct net_driver_s *netdev_findbyindex(int ifindex)
{
return NULL;
}
+#else
+ int i = 0;
+
#endif
net_lock();
@@ -84,7 +85,7 @@ FAR struct net_driver_s *netdev_findbyindex(int ifindex)
}
#endif
- for (i = 0, dev = g_netdevices; dev; i++, dev = dev->flink)
+ for (dev = g_netdevices; dev; dev = dev->flink)
{
#ifdef CONFIG_NETDEV_IFINDEX
/* Check if the index matches the index assigned when the device was
@@ -99,7 +100,7 @@ FAR struct net_driver_s *netdev_findbyindex(int ifindex)
* caller keeps the network locked).
*/
- if (i == (ifindex - 1))
+ if (++i == ifindex)
#endif
{
net_unlock();
