net/xfrm/xfrm_iptfs.c:37: warning: expecting prototype for IP(). Prototype was for IPTFS_DEFAULT_DROP_TIME_USECS() instead net/xfrm/xfrm_iptfs.c:49: warning: bad line: net/xfrm/xfrm_iptfs.c:58: warning: expecting prototype for IP(). Prototype was for IPTFS_DEFAULT_INIT_DELAY_USECS() instead net/xfrm/xfrm_iptfs.c:649: warning: No description found for return value of 'iptfs_input' net/xfrm/xfrm_iptfs.c:980: warning: No description found for return value of 'iptfs_drop_timer' net/xfrm/xfrm_iptfs.c:37: warning: expecting prototype for IP(). Prototype was for IPTFS_DEFAULT_DROP_TIME_USECS() instead net/xfrm/xfrm_iptfs.c:49: warning: bad line: net/xfrm/xfrm_iptfs.c:58: warning: expecting prototype for IP(). Prototype was for IPTFS_DEFAULT_INIT_DELAY_USECS() instead net/xfrm/xfrm_iptfs.c:918: warning: No description found for return value of 'iptfs_input' net/xfrm/xfrm_iptfs.c:1269: warning: No description found for return value of 'iptfs_drop_timer'