Re: [PATCH net-next v2 2/2] selftests: net: improve error handling in passive TFO test

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+++ b/tools/testing/selftests/net/tfo.c @@ -82,8 +82,10 @@ static void run_server(void)

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if (read(connfd, buf, 64) < 0)

• perror("read()");
  

• fprintf(outfile, "%d\n", opt);

• error(1, errno, "read()");
  

• if (fprintf(outfile, "%d\n", opt) < 0)

• error(1, errno, "fprintf()");
  

fclose(outfile); close(connfd);

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Why was error detection omitted for close() calls here so far?

https://pubs.opengroup.org/onlinepubs/9799919799/functions/fclose.html

Regards, Markus