From 8fdc45e4b61501bbd201006f97902d5e6ecac7ee Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 16 Jun 2020 11:38:47 +1000 Subject: [PATCH] drm/nouveau/acr: refuse to load LSFW if HSFW is missing Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c b/drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c index 07d1830126ab..9b1cf6711ae9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c @@ -60,7 +60,7 @@ nvkm_acr_lsfw_add(const struct nvkm_acr_lsf_func *func, struct nvkm_acr *acr, { struct nvkm_acr_lsfw *lsfw; - if (!acr) + if (!acr || list_empty(&acr->hsfw)) return ERR_PTR(-ENOSYS); lsfw = nvkm_acr_lsfw_get(acr, id); -- 2.11.0