K 10
svn:author
V 6
brooks
K 8
svn:date
V 27
2017-04-24T22:44:59.995470Z
K 7
svn:log
V 201
MFC r316768:

Fix an out-of-bounds write when a zero-length buffer is passed.

Found with ttyname_test and CHERI bounds checking.

Reviewed by:	emaste
Obtained from:	CheriBSD
Sponsored by:	DARPA, AFRL

END