Issue #18408: Fix _ctypes_alloc_format_string(), raise MemoryError on memory

vstinner · vstinner · commit 68f6adca6dbc · 2013-10-29T03:50:21.000+01:00
allocation failure
diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
@@ -278,8 +278,10 @@ _ctypes_alloc_format_string(const char *prefix, const char *suffix)
     if (prefix)
         len += strlen(prefix);
     result = PyMem_Malloc(len + 1);
-    if (result == NULL)
+    if (result == NULL) {
+        PyErr_NoMemory();
         return NULL;
+    }
     if (prefix)
         strcpy(result, prefix);
     else
