markj 99aee03a70 oce: Tighten input validation in the SIOCGI2C handler.
Missing validation meant that it was possible to read 8 bytes beyond
the end of sfp_vpd_dump_buffer.

Reported by:	Ilja Van Sprundel <ivansprundel@ioactive.com>
Reviewed by:	delphij, ram
MFC after:	3 days
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D22859
2019-12-18 18:44:16 +00:00
..