diff --git a/git/config.py b/git/config.py
@@ -406,15 +406,14 @@ def release(self) -> None:
            return

        try:
-            try:
-                self.write()
-            except IOError:
-                log.error("Exception during destruction of GitConfigParser", exc_info=True)
-            except ReferenceError:
-                # This happens in PY3 ... and usually means that some state cannot be written
-                # as the sections dict cannot be iterated
-                # Usually when shutting down the interpreter, don'y know how to fix this
-                pass
        finally:
            if self._lock is not None:
                self._lock._release_lock()

diff --git a/git/index/base.py b/git/index/base.py
@@ -224,13 +224,11 @@ def write(
        lfd = LockedFD(file_path or self._file_path)
        stream = lfd.open(write=True, stream=True)

-        ok = False
        try:
            self._serialize(stream, ignore_extension_data)
-            ok = True
-        finally:
-            if not ok:
-                lfd.rollback()

        lfd.commit()


diff --git a/git/refs/log.py b/git/refs/log.py
@@ -262,8 +262,7 @@ def to_file(self, filepath: PathLike) -> None:
        try:
            self._serialize(fp)
            lfd.commit()
-        except Exception:
-            # on failure it rolls back automatically, but we make it clear
            lfd.rollback()
            raise
        # END handle change

diff --git a/git/refs/symbolic.py b/git/refs/symbolic.py
@@ -370,14 +370,12 @@ def set_reference(

        lfd = LockedFD(fpath)
        fd = lfd.open(write=True, stream=True)
-        ok = True
        try:
            fd.write(write_value.encode("utf-8") + b"\n")
            lfd.commit()
-            ok = True
-        finally:
-            if not ok:
-                lfd.rollback()
        # Adjust the reflog
        if logmsg is not None:
            self.log_append(oldbinsha, logmsg)