* Otto Moerbeek <o...@drijf.net> [2014-07-10 13:48]: > On Thu, Jul 10, 2014 at 05:44:56AM -0600, Henning Brauer wrote: > > CVSROOT: /cvs > > Module name: src > > Changes by: henn...@cvs.openbsd.org 2014/07/10 05:44:56 > > > > Modified files: > > sys/net : bpf.c > > > > Log message: > > some say you don't need NULL checks before free(). Not 0 either. > > Is that true for kernel free(9)
given that half the frees were unguarded it better be. and I actually had to verify that too, because kernel free in ancient history indeed didn't do the NULL checks. but malloc.9 is clear: "If addr is a null pointer, no action occurs."
