Update ifr_name before invoking IPSECSREQID ioctl, this fixes the case,

when `ifconfig ipsec create reqid N` command invoked without interface
unit number. The "name" global variable is updated after interface
cloning in the ifclonecreate() and contains actual interface name.

Reported by:	lev
Approved by:	re (kib)
MFC after:	1 week

sbin/ifconfig/ifipsec.c

@@ -72,6 +72,7 @@ DECL_CMD_FUNC(setreqid, val, arg)
 		warn("Invalid reqid value %s", val);
 		return;
 	}
+	strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
 	ifr.ifr_data = (char *)&v;
 	if (ioctl(s, IPSECSREQID, &ifr) == -1) {
 		warn("ioctl(IPSECSREQID)");