| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.1 120/123] drm/nouveau: hold mutex when calling nouveau_abi16_fini() | Date | Sat, 8 Aug 2015 15:09:58 -0700 |
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4.1-stable review patch. If anyone has any objections, please let me know.
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From: Kamil Dudka <kdudka@redhat.com>
commit ac8c79304280da6ef05c348a9da03ab04898b994 upstream.
This was the only access to cli->abi16 without holding the mutex.
Signed-off-by: Kamil Dudka <kdudka@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/nouveau/nouveau_drm.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -863,8 +863,10 @@ nouveau_drm_preclose(struct drm_device * pm_runtime_get_sync(dev->dev); + mutex_lock(&cli->mutex); if (cli->abi16) nouveau_abi16_fini(cli->abi16); + mutex_unlock(&cli->mutex); mutex_lock(&drm->client.mutex); list_del(&cli->head);
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