tree c32e1dc90154dbd1ab9e694fee3fa810755b6403
parent cac83e53917ebc058066eb98023c11fdaa2262dc
author Mathias Krause <minipli@googlemail.com> 1343591114 +0000
committer David S. Miller <davem@davemloft.net> 1343629111 -0700

net/tun: fix ioctl() based info leaks

The tun module leaks up to 36 bytes of memory by not fully initializing
a structure located on the stack that gets copied to user memory by the
TUNGETIFF and SIOCGIFHWADDR ioctl()s.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>