include/net/tcp.h:1823: warning: No description found for return value of 'tcp_sigpool_start' include/net/tcp.h:2041: warning: No description found for return value of 'tcp_write_queue_empty' net/ipv4/tcp.c:794: warning: No description found for return value of 'tcp_splice_read' include/net/tcp.h:1824: warning: No description found for return value of 'tcp_sigpool_start' include/net/tcp.h:2042: warning: No description found for return value of 'tcp_write_queue_empty' net/ipv4/tcp.c:794: warning: No description found for return value of 'tcp_splice_read'