Stop accessing the saved stack pointer by looking past the end of the
array of registers.

Submitted by:	Michal Meloun <meloun at miracle.cz>


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271389 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Make in6_pcblookup_hash_locked and in6_pcbladdr static.

Obtained from:	Yandex LLC
Sponsored by:	Yandex LLC


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271391 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f