diff options
| author | Kamil Dudka <kdudka@redhat.com> | 2015-07-15 17:18:15 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-10 12:21:59 -0700 |
| commit | 53f092abcba808c59ae9d4744175e9c25287a81c (patch) | |
| tree | 6f4e1b6d43c4286be08800e6ed3751cc110d2697 /drivers/gpu | |
| parent | 140d4baa12b22909676ea2be7cfdc12fa1572720 (diff) | |
drm/nouveau: hold mutex when calling nouveau_abi16_fini()
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>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 89049335b738..cd6dae08175e 100644 --- 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 *dev, struct drm_file *fpriv) 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); |