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psh: do not close dupped fd #232

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psh: do not close dupped fd #232

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4 changes: 3 additions & 1 deletion psh/psh.c
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Original file line number Diff line number Diff line change
Expand Up @@ -164,7 +164,9 @@ int psh_ttyopen(const char *ttydev)
dup2(fd, STDOUT_FILENO);
dup2(fd, STDERR_FILENO);

close(fd);
if ((fd != STDIN_FILENO) && (fd != STDOUT_FILENO) && (fd != STDERR_FILENO)) {
close(fd);
}

return EOK;
}
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