[ovs-dev] [PATCH] netdev-linux: change fd number if 0 was opened

[Ben Pfaff]

On Wed, Sep 30, 2015 at 08:06:17PM +0300, Ilya Maximets wrote:
> Since 18167ffebe54e658579835a2e0acf67ec1d14692 fd = 0 instead of -1
> considered as erroneous, because pollfd.fd on Windows does not take
> negative values. So, we should avoid using it.
> 
> Reported-by: Nikita Kalyazin <n.kalyazin at samsung.com>
> Signed-off-by: Ilya Maximets <i.maximets at samsung.com>

I don't think this is a good idea.  Lots of code opens fds, we're not
going to be able to find and fix every bit of code that does it this
way.