diff --git a/drivers/gpu/drm/i915/i915_query.c b/drivers/gpu/drm/i915/i915_query.c
index 95f9d179afc43e2f44137a0517a1c5c6fb0ffded..3f502eef243166612321dd7cc219374f1daae43b 100644
--- a/drivers/gpu/drm/i915/i915_query.c
+++ b/drivers/gpu/drm/i915/i915_query.c
@@ -102,7 +102,7 @@ int i915_query_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
 
 	for (i = 0; i < args->num_items; i++, user_item_ptr++) {
 		struct drm_i915_query_item item;
-		u64 func_idx;
+		unsigned long func_idx;
 		int ret;
 
 		if (copy_from_user(&item, user_item_ptr, sizeof(item)))
@@ -111,6 +111,9 @@ int i915_query_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
 		if (item.query_id == 0)
 			return -EINVAL;
 
+		if (overflows_type(item.query_id - 1, unsigned long))
+			return -EINVAL;
+
 		func_idx = item.query_id - 1;
 
 		ret = -EINVAL;