Do not validate input with g_return_val_if(). This API is intended for
checking programming errors and is compiled out with -DG_DISABLE_CHECKS.
Use an explicit if statement for input validation so it cannot
accidentally be compiled out.
Suggested-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <
20201118091644.199527-3-stefanha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
{
VuGpu *g = container_of(dev, VuGpu, dev.parent);
- g_return_val_if_fail(len <= sizeof(struct virtio_gpu_config), -1);
+ if (len > sizeof(struct virtio_gpu_config)) {
+ return -1;
+ }
if (opt_virgl) {
g->virtio_config.num_capsets = vg_virgl_get_num_capsets();