commit fbae8fc9ab5d7b5dd6de56568897941ff6311568 Author: Aaron LI <a...@aaronly.me> Date: Tue Jul 17 14:29:44 2018 +0800
if_tap: Disallow change network device type Disallow ioctl(2) to change the network device type of tap(4). Otherwise, page faults and panics can happen when access uninitialized fields in the "struct ifnet" which are specific to the network device type. Obtained-from: FreeBSD (revision 326362) Summary of changes: share/man/man4/tap.4 | 11 +++++++++-- sys/net/tap/if_tap.c | 3 ++- sys/net/tap/if_tap.h | 6 +++--- 3 files changed, 14 insertions(+), 6 deletions(-) http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/fbae8fc9ab5d7b5dd6de56568897941ff6311568 -- DragonFly BSD source repository