From: Thierry Reding <treding@xxxxxxxxxx>
This is obviously wrong in the current code. Make sure to record the
correct size of the arguments and pass the actual arguments to the
nvif_object_map_handle() function.
Suggested-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nouveau_bo.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index a8a957207f3a..8334b3f4e60b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1494,11 +1494,13 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg)
args.nv50.ro = 0;
args.nv50.kind = mem->kind;
args.nv50.comp = mem->comp;
+ argc = sizeof(args.nv50);
break;
case NVIF_CLASS_MEM_GF100:
args.gf100.version = 0;
args.gf100.ro = 0;
args.gf100.kind = mem->kind;
+ argc = sizeof(args.gf100);
break;
default:
WARN_ON(1);
@@ -1506,7 +1508,7 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg)
}
ret = nvif_object_map_handle(&mem->mem.object,
- &argc, argc,
+ &args, argc,
&handle, &length);
if (ret != 1) {
pr_info(" nvif_object_map_handle(): %d\n", ret);
--
2.15.1
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