Remove some unneeded checks. These were spotted by the Coverity checker.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14430 a5019735-40e9-0310-863c-91ae7b9d1cf9
The 4th parameter of lzo1x_decompress_safe has lzo_uint * type
which, despite the name, is a pointer to an unsigned long.
So we should be passing arguments of matching type.
Spotted by the Coverity checker.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14431 a5019735-40e9-0310-863c-91ae7b9d1cf9
Add support for some more tun/tap ioctls. BZ#315952.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14432 a5019735-40e9-0310-863c-91ae7b9d1cf9