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* getdents* bug
@ 2019-06-27  9:54 Florian Weimer
  2019-06-27 12:49 ` Rich Felker
  0 siblings, 1 reply; 2+ messages in thread
From: Florian Weimer @ 2019-06-27  9:54 UTC (permalink / raw)
  To: musl

The kernel only accepts buffer size values up to INT_MAX.  I agree that
size_t is the correct type for the buffer size, but it means that
userspace needs to clamp large values to INT_MAX.

Thanks,
Florian


^ permalink raw reply	[flat|nested] 2+ messages in thread
* Re: getdents* bug
  2019-06-27  9:54 getdents* bug Florian Weimer
@ 2019-06-27 12:49 ` Rich Felker
  0 siblings, 0 replies; 2+ messages in thread
From: Rich Felker @ 2019-06-27 12:49 UTC (permalink / raw)
  To: musl

On Thu, Jun 27, 2019 at 11:54:02AM +0200, Florian Weimer wrote:
> The kernel only accepts buffer size values up to INT_MAX.  I agree that
> size_t is the correct type for the buffer size, but it means that
> userspace needs to clamp large values to INT_MAX.

Thanks! I forgot that we even had an exposed version of that syscall.

Rich


^ permalink raw reply	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2019-06-27 12:49 UTC | newest]

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2019-06-27  9:54 getdents* bug Florian Weimer
2019-06-27 12:49 ` Rich Felker

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