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'
net/xfrm/xfrm_iptfs.c:44: warning: expecting prototype for IP(). Prototype was for IPTFS_DEFAULT_DROP_TIME_USECS() instead
net/xfrm/xfrm_iptfs.c:66: warning: expecting prototype for IP(). Prototype was for IPTFS_DEFAULT_INIT_DELAY_USECS() instead
net/xfrm/xfrm_iptfs.c:1647: warning: No description found for return value of 'iptfs_drop_timer'