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Re: [PATCH] Replaced read with xread in transport-helper.c to fix SSIZE_MAX overun in t5509




On Thu, Jan 11, 2018 at 12:40:05AM -0500, Randall S. Becker wrote:

> This fix was needed on HPE NonStop NSE where SSIZE_MAX is less than
> BUFFERSIZE resulting in EINVAL. The call to read in transport-helper.c
> was the only place outside of wrapper.c.

For my own curiosity, what is SSIZE_MAX on your platform? BUFFERSIZE is
only 64k. Do you really have 16-bit size_t?

I wondered if you would also need to set MAX_IO_SIZE, but it looks like
we default it to SSIZE_MAX.

-Peff