Remove some useless malloc() checking (Mark McLoughlin)

Now that we abort() on malloc, neither qemu_find_vlan() nor
net_tap_fd_init() can fail.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7146 c046a42c-6fe2-441c-8c8c-71466251a162
