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path: root/drivers/gpu/drm/drm_mode_object.c
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Diffstat (limited to 'drivers/gpu/drm/drm_mode_object.c')
-rw-r--r--drivers/gpu/drm/drm_mode_object.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/drivers/gpu/drm/drm_mode_object.c b/drivers/gpu/drm/drm_mode_object.c
index 6edda8382a4c..9f17085b1fdd 100644
--- a/drivers/gpu/drm/drm_mode_object.c
+++ b/drivers/gpu/drm/drm_mode_object.c
@@ -372,14 +372,25 @@ out:
372 return ret; 372 return ret;
373} 373}
374 374
375struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj,
376 uint32_t prop_id)
377{
378 int i;
379
380 for (i = 0; i < obj->properties->count; i++)
381 if (obj->properties->properties[i]->base.id == prop_id)
382 return obj->properties->properties[i];
383
384 return NULL;
385}
386
375int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 387int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
376 struct drm_file *file_priv) 388 struct drm_file *file_priv)
377{ 389{
378 struct drm_mode_obj_set_property *arg = data; 390 struct drm_mode_obj_set_property *arg = data;
379 struct drm_mode_object *arg_obj; 391 struct drm_mode_object *arg_obj;
380 struct drm_mode_object *prop_obj;
381 struct drm_property *property; 392 struct drm_property *property;
382 int i, ret = -EINVAL; 393 int ret = -EINVAL;
383 struct drm_mode_object *ref; 394 struct drm_mode_object *ref;
384 395
385 if (!drm_core_check_feature(dev, DRIVER_MODESET)) 396 if (!drm_core_check_feature(dev, DRIVER_MODESET))
@@ -392,23 +403,13 @@ int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,
392 ret = -ENOENT; 403 ret = -ENOENT;
393 goto out; 404 goto out;
394 } 405 }
395 if (!arg_obj->properties)
396 goto out_unref;
397
398 for (i = 0; i < arg_obj->properties->count; i++)
399 if (arg_obj->properties->properties[i]->base.id == arg->prop_id)
400 break;
401 406
402 if (i == arg_obj->properties->count) 407 if (!arg_obj->properties)
403 goto out_unref; 408 goto out_unref;
404 409
405 prop_obj = drm_mode_object_find(dev, arg->prop_id, 410 property = drm_mode_obj_find_prop_id(arg_obj, arg->prop_id);
406 DRM_MODE_OBJECT_PROPERTY); 411 if (!property)
407 if (!prop_obj) {
408 ret = -ENOENT;
409 goto out_unref; 412 goto out_unref;
410 }
411 property = obj_to_property(prop_obj);
412 413
413 if (!drm_property_change_valid_get(property, arg->value, &ref)) 414 if (!drm_property_change_valid_get(property, arg->value, &ref))
414 goto out_unref; 415 goto out_unref;