K 10
svn:author
V 2
kp
K 8
svn:date
V 27
2021-01-20T16:25:32.794289Z
K 7
svn:log
V 271
pf tests: pass NULL buffer to DIOCRCLRTSTATS

As discovered by syzcaller this used to provoke panics.

MFC after:	1 week

(cherry picked from commit 44117554b1ee8edd66d7383c17802d5799fd18f2)

Git Hash:   2cc2177bca0eb84a268c9ce36427537dc3c76822
Git Author: kp@FreeBSD.org
END