hw/9pfs/virtio-9p-local.c: move v9fs_string_free() to below "err_out:" When "goto err_out", 'v9fs_string' already was allocated, so still need free 'v9fs_string' before return. Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>