1 files changed, 10 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
index a43afab16..4ddf7e24d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -954,6 +954,10 @@ int sqlite3_db_cacheflush(sqlite3 *db){
 int sqlite3_db_config(sqlite3 *db, int op, ...){
   va_list ap;
   int rc;
+
+#ifdef SQLITE_ENABLE_API_ARMOR
+  if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT;
+#endif
   sqlite3_mutex_enter(db->mutex);
   va_start(ap, op);
   switch( op ){
@@ -2365,6 +2369,12 @@ void *sqlite3_preupdate_hook(
   void *pArg                /* First callback argument */
 ){
   void *pRet;
+
+#ifdef SQLITE_ENABLE_API_ARMOR
+  if( db==0 || xCallback==0 ){
+    return;
+  }
+#endif
   sqlite3_mutex_enter(db->mutex);
   pRet = db->pPreUpdateArg;
   db->xPreUpdateCallback = xCallback;