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| author | Dave Airlie <airlied@redhat.com> | 2017-09-27 21:48:53 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2017-09-27 21:48:53 +0200 |
| commit | ffa34d854740cbab35e76187fab8980cf19cce08 (patch) | |
| tree | 65ffff87a81413b29c047355ce702689435dac7e /drivers | |
| parent | Merge tag 'drm-amdkfd-fixes-2017-09-24' of git://people.freedesktop.org/~gabb... (diff) | |
| parent | etnaviv: fix gem object list corruption (diff) | |
| download | linux-ffa34d854740cbab35e76187fab8980cf19cce08.tar.xz linux-ffa34d854740cbab35e76187fab8980cf19cce08.zip | |
Merge branch 'etnaviv/fixes' of https://git.pengutronix.de/git/lst/linux into drm-fixes
Just two small etnaviv fixes, one fixing a list corruption, the other
fixing a NULL ptr deref in an error path.
* 'etnaviv/fixes' of https://git.pengutronix.de/git/lst/linux:
etnaviv: fix gem object list corruption
etnaviv: fix submit error path
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gem.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 6 |
2 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c index 5a634594a6ce..57881167ccd2 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c @@ -551,12 +551,15 @@ static const struct etnaviv_gem_ops etnaviv_gem_shmem_ops = { void etnaviv_gem_free_object(struct drm_gem_object *obj) { struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj); + struct etnaviv_drm_private *priv = obj->dev->dev_private; struct etnaviv_vram_mapping *mapping, *tmp; /* object should not be active */ WARN_ON(is_active(etnaviv_obj)); + mutex_lock(&priv->gem_lock); list_del(&etnaviv_obj->gem_node); + mutex_unlock(&priv->gem_lock); list_for_each_entry_safe(mapping, tmp, &etnaviv_obj->vram_list, obj_node) { diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 026ef4e02f85..46dfe0737f43 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -445,8 +445,10 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, cmdbuf->user_size = ALIGN(args->stream_size, 8); ret = etnaviv_gpu_submit(gpu, submit, cmdbuf); - if (ret == 0) - cmdbuf = NULL; + if (ret) + goto out; + + cmdbuf = NULL; if (args->flags & ETNA_SUBMIT_FENCE_FD_OUT) { /* |