提交 ba344afd 编写于 作者: R Rob Clark

drm/msm: fix some crashes in submit fail path

If submit fails, before fence is created or before submit is added to
submit-list, then unitialized fields cause problems in the clean-up
path.
Signed-off-by: NRob Clark <robdclark@gmail.com>
上级 69a834c2
......@@ -40,12 +40,14 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev,
submit->dev = dev;
submit->gpu = gpu;
submit->fence = NULL;
submit->pid = get_pid(task_pid(current));
/* initially, until copy_from_user() and bo lookup succeeds: */
submit->nr_bos = 0;
submit->nr_cmds = 0;
INIT_LIST_HEAD(&submit->node);
INIT_LIST_HEAD(&submit->bo_list);
ww_acquire_init(&submit->ticket, &reservation_ww_class);
......
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