Add a missed PyErr_NoMemory() in symtable_new(). (GH-10576)

miss-islington · ZackerySpytz · web-flow · commit e45fa7393b3e · 2018-11-16T08:32:07.000-08:00
This missed PyErr_NoMemory() could cause a SystemError when calling _symtable.symtable(). (cherry picked from commit ad65f15) Co-authored-by: Zackery Spytz <zspytz@gmail.com>
diff --git a/Python/symtable.c b/Python/symtable.c
@@ -199,8 +199,10 @@ symtable_new(void)
     struct symtable *st;
 
     st = (struct symtable *)PyMem_Malloc(sizeof(struct symtable));
-    if (st == NULL)
+    if (st == NULL) {
+        PyErr_NoMemory();
         return NULL;
+    }
 
     st->st_filename = NULL;
     st->st_symbols = NULL;
