Linux 6.19.0 support

Commit 89aec171d9d1ab168e43fcf9754b82e4c0aef9b9 (part of linux kernel
6.19.0-rc1) introduced an arbitrarily sized sockaddr struct to be used
instead of the classical one.

Closes #200

devices/generic.c

@@ -234,7 +234,11 @@ int ec_gen_device_create_socket(
     sa.sll_family = AF_PACKET;
     sa.sll_protocol = htons(ETH_P_ETHERCAT);
     sa.sll_ifindex = desc->ifindex;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 19, 0)
+    ret = kernel_bind(dev->socket, (struct sockaddr_unsized *) &sa, sizeof(sa));
+#else
     ret = kernel_bind(dev->socket, (struct sockaddr *) &sa, sizeof(sa));
+#endif
     if (ret) {
         printk(KERN_ERR PFX "Failed to bind() socket to interface"
                 " (ret = %i).\n", ret);