diff options
| -rw-r--r-- | drivers/gpu/drm/scheduler/sched_main.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index e97c6c60bc96..416590ea0dc3 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -803,6 +803,14 @@ int drm_sched_job_init(struct drm_sched_job *job, return -EINVAL; } + /* + * We don't know for sure how the user has allocated. Thus, zero the + * struct so that unallowed (i.e., too early) usage of pointers that + * this function does not set is guaranteed to lead to a NULL pointer + * exception instead of UB. + */ + memset(job, 0, sizeof(*job)); + job->entity = entity; job->credits = credits; job->s_fence = drm_sched_fence_alloc(entity, owner); |