diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
index 0d26f00a2f15a3f20a5aa77b73f208c4596f837e..78f09c3dff1fe61dfeb3931e21527b7d68c4e579 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
@@ -333,7 +333,7 @@ nv50_disp_sync_ctor(struct nouveau_object *parent,
 	struct nv50_disp_dmac *dmac;
 	int ret;
 
-	if (size < sizeof(*data) || args->head > 1)
+	if (size < sizeof(*args) || args->head > 1)
 		return -EINVAL;
 
 	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,
@@ -372,7 +372,7 @@ nv50_disp_ovly_ctor(struct nouveau_object *parent,
 	struct nv50_disp_dmac *dmac;
 	int ret;
 
-	if (size < sizeof(*data) || args->head > 1)
+	if (size < sizeof(*args) || args->head > 1)
 		return -EINVAL;
 
 	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
index 74626e8c020b7193826a8bfaf055a2ba091b87bc..44618993661294409e21ff178d7caaab8616c97c 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
@@ -228,7 +228,7 @@ nvd0_disp_sync_ctor(struct nouveau_object *parent,
 	struct nv50_disp_dmac *dmac;
 	int ret;
 
-	if (size < sizeof(*data) || args->head >= priv->head.nr)
+	if (size < sizeof(*args) || args->head >= priv->head.nr)
 		return -EINVAL;
 
 	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,
@@ -268,7 +268,7 @@ nvd0_disp_ovly_ctor(struct nouveau_object *parent,
 	struct nv50_disp_dmac *dmac;
 	int ret;
 
-	if (size < sizeof(*data) || args->head >= priv->head.nr)
+	if (size < sizeof(*args) || args->head >= priv->head.nr)
 		return -EINVAL;
 
 	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,