strscpy: zero any trailing garbage bytes in the destination
authorChris Metcalf <cmetcalf@ezchip.com>
Tue, 6 Oct 2015 16:37:41 +0000 (12:37 -0400)
committerChris Metcalf <cmetcalf@ezchip.com>
Tue, 6 Oct 2015 18:53:18 +0000 (14:53 -0400)
commit990486c8af044f89bddfbde1d1cf9fde449bedbf
tree145c16309dfc5586b5120d7b7c7d585337e8d5d1
parentc753bf34c94e5ac901e625e52f47320eeec4de2d
strscpy: zero any trailing garbage bytes in the destination

It's possible that the destination can be shadowed in userspace
(as, for example, the perf buffers are now).  So we should take
care not to leak data that could be inspected by userspace.

Signed-off-by: Chris Metcalf <cmetcalf@ezchip.com>
lib/string.c