diff options
| author | Daniel Stone <daniels@collabora.com> | 2018-03-07 12:41:12 +0000 |
|---|---|---|
| committer | Daniel Stone <daniels@collabora.com> | 2018-03-07 17:19:29 +0000 |
| commit | 45eee3fd44f4fa253cd4d5c03f48d4a6899f899f (patch) | |
| tree | 54f631ac78482067f97c5c7cbc107791b7b6bd40 | |
| parent | 7b12381723021fd5fbcf761e6832dd16a14f52d4 (diff) | |
drm/atomic: Refuse to add invalid objects to requests
Object and property IDs cannot be zero. Prevent them from being added to
the request stream at all, rather than breaking at commit time.
Signed-off-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | xf86drmMode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/xf86drmMode.c b/xf86drmMode.c index 15957ffc..bd59ef25 100644 --- a/xf86drmMode.c +++ b/xf86drmMode.c @@ -1313,6 +1313,9 @@ int drmModeAtomicAddProperty(drmModeAtomicReqPtr req, if (!req) return -EINVAL; + if (object_id == 0 || property_id == 0) + return -EINVAL; + if (req->cursor >= req->size_items) { drmModeAtomicReqItemPtr new; |