X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fvmwgfx%2Fvmwgfx_ioctl.c;h=bce40476f0b1fb791808dd260b261c93787bc77e;hb=4a98780baa2d58c54f1ec593f8f34e3d1d6d6a9f;hp=66917c6c3813f6ff6cee579786864421c9dda0d4;hpb=71448c1f4fd7c1b2bab766b3bf2b675cfe71b9ff;p=pandora-kernel.git

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 66917c6c3813..bce40476f0b1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -90,7 +90,7 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
 	void *bounce;
 	int ret;
 
-	if (unlikely(arg->pad64 != 0)) {
+	if (unlikely(arg->pad64 != 0 || arg->max_size == 0)) {
 		DRM_ERROR("Illegal GET_3D_CAP argument.\n");
 		return -EINVAL;
 	}