On Fri, 2015-05-29 at 15:02 -0700, Stephen Hemminger wrote:

Why not use strdupa? I handles arbitrary size?

I doubt this will please security guys.

RETURN VALUE
       The alloca() function returns a pointer to the beginning of the
allocated space.  If the allocation causes stack overflow, program
behavior is undefined.


Could we please stick with this 16 bytes value ?

I am confident we wont increase kernel side because of various backward
compatibility issues anyway.