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/9292c3def3822c0dfd66af88847bcc64/bazel_cache/004acac643584f695e6309f72694e5ad/execroot/_main/src/mongo/db/repl/tenant_file_importer_service.cpp:873: FORWARD_NULL 143548 Calling "this->_mh.operator bool()" implies that "this->_mh" might be null-like.
/data/mci/9292c3def3822c0dfd66af88847bcc64/bazel_cache/004acac643584f695e6309f72694e5ad/execroot/_main/src/mongo/db/repl/tenant_file_importer_service.cpp:881: FORWARD_NULL 143548 Attempting to access the managed object of an empty smart pointer "this->_mh".