Be a little safer about free the lock

simpeg · Feb 29, 2024 · d762962 · d762962
1 parent 4ed000d
commit d762962
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/pydiso/mkl_solver.pyx b/pydiso/mkl_solver.pyx
@@ -520,7 +520,9 @@ cdef class MKLPardisoSolver:
             if err!=0:
                 raise PardisoError("Memmory release error "+_err_messages[err])
             #dealloc lock
+        if self.lock is not NULL:
             PyThread_free_lock(self.lock)
+        self.lock = NULL
 
     cdef _analyze(self):
         #phase = 11