From: Victor Stinner <victor.stinner@gmail.com>
Date: Mon, 8 Jul 2013 22:29:03 +0000 (+0200)
Subject: Issue #18408: Fix zlib.compressobj() to handle PyThread_allocate_lock() failure
X-Git-Tag: v3.4.0a1~278
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bf2e2f9bdf3366abf6004cad2cc46782d8b31367;p=python

Issue #18408: Fix zlib.compressobj() to handle PyThread_allocate_lock() failure
(MemoryError).
---

diff --git a/Modules/zlibmodule.c b/Modules/zlibmodule.c
index f21184a78f..da0d3db5c6 100644
--- a/Modules/zlibmodule.c
+++ b/Modules/zlibmodule.c
@@ -132,6 +132,10 @@ newcompobject(PyTypeObject *type)
     }
 #ifdef WITH_THREAD
     self->lock = PyThread_allocate_lock();
+    if (self->lock == NULL) {
+        PyErr_SetString(PyExc_MemoryError, "Unable to allocate lock");
+        return NULL;
+    }
 #endif
     return self;
 }