genl_send_simple return value

[Thomas Haller]

On Sat, 2015-05-09 at 17:55 -0700, Xiao Jia wrote:
> Hi,
> 
> I think the documentation for genl_send_simple
> http://www.infradead.org/~tgr/libnl/doc/api/group__genl.html#ga6a58e94186e70ab8dfa1a5c1d9d91f9d
> is incorrect about the return value.  It says
> 
> "0 on success or a negative error code."
> 
> But should be
> 
> "Number of characters sent on success or a negative error code."
> 
> Right?

Hi Xiao Jia,


I adjusted the documentation:
https://github.com/thom311/libnl/commit/48182486341d1de7892494f272e892c0b18ebef5


I was considering of fixing it, but changing behavior
might break some users. Just keep the current behavior.


Thanks for the report!!
Thomas
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