Dereference after null check

Either the check against null is unnecessary, or there may be a null pointer dereference. Pointer is checked against null but then dereferenced anyway
/data/mci/1dff9350a699823f2c6a1ea604b63e21/bazel_cache/1bfb1de0f8b7077798689330e11a2766/execroot/_main/src/mongo/db/pipeline/search/document_source_internal_search_mongot_remote.cpp:367: FORWARD_NULL 145423 Calling "this->_cursor.operator bool()" implies that "this->_cursor" might be null-like.