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authorRob Clark <robdclark@gmail.com>2016-05-25 01:43:26 +0300
committerRob Clark <robdclark@gmail.com>2016-06-04 21:45:49 +0300
commitba344afd667a6f1c6bf7c53e08fc16bd84fa4df7 (patch)
tree8569e3070bfa246bf9a81d59e27878f4aabafaea /drivers/gpu/drm/msm/msm_gem_submit.c
parent69a834c28fb514403eb91a4f0120da214a52e056 (diff)
downloadlinux-ba344afd667a6f1c6bf7c53e08fc16bd84fa4df7.tar.xz
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: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem_submit.c')
-rw-r--r--drivers/gpu/drm/msm/msm_gem_submit.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index b89ca5174863..635eff17c3d1 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -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);