[PATCH] network: ensure nparams is non-negative

The typed parameter array must be either 0, or a positive number. Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com&gt; --- src/libvirt-network.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/libvirt-network.c b/src/libvirt-network.c index ef17a8a04d..e467716b6a 100644 --- a/src/libvirt-network.c +++ b/src/libvirt-network.c @@ -1577,6 +1577,8 @@ virNetworkPortGetParameters(virNetworkPortPtr port, virCheckNetworkPortReturn(port, -1); conn = port->net->conn; + virCheckNonNegativeArgGoto(*nparams, error); + if (conn->networkDriver && conn->networkDriver->networkPortGetParameters) { int ret; ret = conn->networkDriver->networkPortGetParameters(port, params, nparams, flags); -- 2.43.0