The '\n' sneaked in by accident here, an "id" string should really not contain a newline character at the end.
Fixes: 78cd6f7bf6b ('net: Add a new convenience option "--nic" ...') Signed-off-by: Thomas Huth <th...@redhat.com> --- net/net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/net.c b/net/net.c index 38778e831d..cbeeeadff8 100644 --- a/net/net.c +++ b/net/net.c @@ -1506,7 +1506,7 @@ static int net_param_nic(void *dummy, QemuOpts *opts, Error **errp) /* Create an ID if the user did not specify one */ nd_id = g_strdup(qemu_opts_id(opts)); if (!nd_id) { - nd_id = g_strdup_printf("__org.qemu.nic%i\n", idx); + nd_id = g_strdup_printf("__org.qemu.nic%i", idx); qemu_opts_set_id(opts, nd_id); } -- 2.18.1