Commit 2acc8683 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/core: don't leak oclass type bits to user 



Fixes not being able to init fence subsystem when multiple boards are
present.

Reported-by: default avatarIlia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 4898ac04

drivers/gpu/drm/nouveau/core/core/parent.c

+2 −2
Original line number Diff line number Diff line
@@ -86,7 +86,7 @@ nouveau_parent_lclass(struct nouveau_object *parent, u32 *lclass, int size) 
	sclass = nv_parent(parent)->sclass;

	while (sclass) {

		if (++nr < size)

			lclass[nr] = sclass->oclass->handle;

			lclass[nr] = sclass->oclass->handle & 0xffff;

		sclass = sclass->sclass;

	}
@@ -96,7 +96,7 @@ nouveau_parent_lclass(struct nouveau_object *parent, u32 *lclass, int size) 
		if (engine && (oclass = engine->sclass)) {

			while (oclass->ofuncs) {

				if (++nr < size)

					lclass[nr] = oclass->handle;

					lclass[nr] = oclass->handle & 0xffff;

				oclass++;

			}

		}

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