pkarashchenko commented on code in PR #7821:
URL: https://github.com/apache/nuttx/pull/7821#discussion_r1043075011
##########
net/netdev/netdev_ioctl.c:
##########
@@ -860,6 +877,15 @@ static int netdev_ifr_ioctl(FAR struct socket *psock, int
cmd,
case SIOCGIFMTU: /* Get MTU size */
req->ifr_mtu = NETDEV_PKTSIZE(dev);
break;
+ case SIOCSIFMTU: /* Set MTU size */
+ {
+ dev = netdev_ifr_dev(req);
+ if (dev)
+ {
+ NETDEV_PKTSIZE(dev) = req->ifr_mtu;
+ }
+ }
Review Comment:
```suggestion
dev = netdev_ifr_dev(req);
if (dev != NULL)
{
NETDEV_PKTSIZE(dev) = req->ifr_mtu;
}
```
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