For future safety I would change: message->cmsg_len = CMSG_LEN(sizeof(int) * n_fds); to: message->cmsg_len = CMSG_LEN(header.msg_controllen);
But it's not that important.
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For future safety I would change: >cmsg_len = CMSG_LEN( sizeof( int) * n_fds); >cmsg_len = CMSG_LEN( header. msg_controllen) ;
message-
to:
message-
But it's not that important.