include/net/sock.h:580: warning: No description found for return value of 'sk_user_data_is_nocopy'
include/net/sock.h:599: warning: No description found for return value of '__locked_read_sk_user_data_with_flags'
include/net/sock.h:622: warning: No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
include/net/sock.h:1633: warning: No description found for return value of 'lock_sock_fast'
include/net/sock.h:580: warning: No description found for return value of 'sk_user_data_is_nocopy'
include/net/sock.h:599: warning: No description found for return value of '__locked_read_sk_user_data_with_flags'
include/net/sock.h:622: warning: No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
include/net/sock.h:1636: warning: No description found for return value of 'lock_sock_fast'