On Fri, Jun 29, 2018 at 10:27 AM, Michel Dänzer michel@daenzer.net wrote:
From: Michel Dänzer michel.daenzer@amd.com
The property size may be controlled by userspace, can be large (I've seen failure with order 4, i.e. 16 pages / 64 KB) and doesn't need to be physically contiguous.
Signed-off-by: Michel Dänzer michel.daenzer@amd.com
Reviewed-by: Alex Deucher alexander.deucher@amd.com
drivers/gpu/drm/drm_property.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c index 1f8031e30f53..cdb10f885a4f 100644 --- a/drivers/gpu/drm/drm_property.c +++ b/drivers/gpu/drm/drm_property.c @@ -532,7 +532,7 @@ static void drm_property_free_blob(struct kref *kref)
drm_mode_object_unregister(blob->dev, &blob->base);
kfree(blob);
kvfree(blob);}
/** @@ -559,7 +559,7 @@ drm_property_create_blob(struct drm_device *dev, size_t length, if (!length || length > ULONG_MAX - sizeof(struct drm_property_blob)) return ERR_PTR(-EINVAL);
blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL);
blob = kvzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); if (!blob) return ERR_PTR(-ENOMEM);@@ -576,7 +576,7 @@ drm_property_create_blob(struct drm_device *dev, size_t length, ret = __drm_mode_object_add(dev, &blob->base, DRM_MODE_OBJECT_BLOB, true, drm_property_free_blob); if (ret) {
kfree(blob);
kvfree(blob); return ERR_PTR(-EINVAL); }-- 2.18.0
dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel