On Sunday 11 March 2007 16:35:50 Jan Engelhardt wrote: > On Mar 11 2007 22:15, Cong WANG wrote: > > Another question is about NULL. AFAIK, in user space, using NULL is > > better than directly using 0 in C. In kernel, I know it used its own > > NULL, which may be defined as ((void*)0), but it's _still_ different > > from raw zero. > > In what way? > > >So can I say using NULL is better than 0 in kernel? > > On what basis? Do you even know what NULL is defined as in > (C, not C++) userspace? Think about it.
IIRC, the glibc and GCC headers define NULL as (void*)0 :) > > > Jan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
