Cleaned up test_txn_nested_abort[23].c

git-svn-id: file:///svn/tokudb@5733 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/test_txn_nested_abort3.c

@@ -25,11 +25,11 @@ void test_txn_abort() {
     r = env->open(env, 0, DB_INIT_MPOOL | DB_INIT_LOG | DB_INIT_LOCK | DB_INIT_TXN | DB_PRIVATE | DB_CREATE, 0777); 
     CKERR(r);
 
+    DB *db = NULL;
     {
         DB_TXN *txn = 0;
         r = env->txn_begin(env, 0, &txn, 0); CKERR(r);
 
-        DB *db;
         r = db_create(&db, env, 0); CKERR(r);
         r = db->open(db, txn, "test.db", 0, DB_BTREE, DB_CREATE, 0777); CKERR(r);
         r = txn->commit(txn, 0); CKERR(r);
@@ -60,7 +60,9 @@ void test_txn_abort() {
     CKERR(r);
 
 
+    {
         /* walk the db, should be empty */
+        DB_TXN *txn = 0;
         r = env->txn_begin(env, 0, &txn, 0); CKERR(r);
         DBC *cursor;
         r = db->cursor(db, txn, &cursor, 0); CKERR(r);
@@ -70,6 +72,7 @@ void test_txn_abort() {
         CKERR2(r, DB_NOTFOUND);
         r = cursor->c_close(cursor); CKERR(r);
         r = txn->commit(txn, 0);
+    }
 
     r = db->close(db, 0); CKERR(r);
     r = env->close(env, 0); CKERR(r);