Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ca356222 authored by Dan Carpenter's avatar Dan Carpenter Committed by Ben Skeggs
Browse files

drm/nouveau: off by one in nouveau_drm_vblank_enable() 



The test here should be ">= ARRAY_SIZE()" instead of "> ARRAY_SIZE()".

Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarMaarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 1934a2ad

drivers/gpu/drm/nouveau/nouveau_drm.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -93,7 +93,7 @@ nouveau_drm_vblank_enable(struct drm_device *dev, int head) 
	struct nouveau_drm *drm = nouveau_drm(dev);

	struct nouveau_drm *drm = nouveau_drm(dev);

	struct nouveau_disp *pdisp = nouveau_disp(drm->device);

	struct nouveau_disp *pdisp = nouveau_disp(drm->device);





	if (WARN_ON_ONCE(head > ARRAY_SIZE(drm->vblank)))

	if (WARN_ON_ONCE(head >= ARRAY_SIZE(drm->vblank)))

		return -EIO;

		return -EIO;

	WARN_ON_ONCE(drm->vblank[head].func);

	WARN_ON_ONCE(drm->vblank[head].func);

	drm->vblank[head].func = nouveau_drm_vblank_handler;

	drm->vblank[head].func = nouveau_drm_vblank_handler;