From: Jon Derrick Date: Sat, 16 Mar 2019 00:05:15 +0000 (-0600) Subject: drm/nouveau/bar/nv50: check bar1 vmm return value X-Git-Tag: v5.2-rc1~118^2~10^2~7 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=307a312df9c43fdea286ad17f748aaf777cc434a;p=linux.git drm/nouveau/bar/nv50: check bar1 vmm return value Check bar1's new vmm creation return value for errors. Signed-off-by: Jon Derrick Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c index 157b076a1272..8e64b19f3f8a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c @@ -168,6 +168,8 @@ nv50_bar_oneinit(struct nvkm_bar *base) ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, &bar1_lock, "bar1", &bar->bar1_vmm); + if (ret) + return ret; atomic_inc(&bar->bar1_vmm->engref[NVKM_SUBDEV_BAR]); bar->bar1_vmm->debug = bar->base.subdev.debug;