Fix double call of recursive search function for volume to avatar

indra/newview/lldrawable.cpp

@@ -907,9 +907,10 @@ void LLDrawable::updateDistance(LLCamera& camera, bool force_update)
             // MAINT-7926 Handle volumes in an animated object as a special case
             // SL-937: add dynamic box handling for rigged mesh on regular avatars.
             //if (volume->getAvatar() && volume->getAvatar()->isControlAvatar())
-            if (volume->getAvatar())
+			LLVOAvatar* avatarp = volume->getAvatar();
+            if (avatarp)
             {
-                const LLVector3* av_box = volume->getAvatar()->getLastAnimExtents();
+                const LLVector3* av_box = avatarp->getLastAnimExtents();
                 LLVector3 cam_pos_from_agent = LLViewerCamera::getInstance()->getOrigin();
                 LLVector3 cam_to_box_offset = point_to_box_offset(cam_pos_from_agent, av_box);
                 mDistanceWRTCamera = llmax(0.01f, ll_round(cam_to_box_offset.magVec(), 0.01f));