Update Objects/stringlib/join.h

picnixz · web-flow · commit eb5cb1cdaf35 · 2026-04-12T20:16:53.000+02:00
diff --git a/Objects/stringlib/join.h b/Objects/stringlib/join.h
@@ -81,7 +81,8 @@ STRINGLIB(bytes_join)(PyObject *sep, PyObject *iterable)
              * races anyway, but this is a conservative approach that avoids
              * changing the behaviour of that data race.
              */
-            if (!PyBytes_CheckExact(buffers[i].obj)) {
+            PyObject *bufobj = buffers[i].obj;
+            if (!bufobj || !PyBytes_CheckExact(bufobj)) {
                 drop_gil = 0;
             }
         }

Original file line number	Diff line number	Diff line change
`@@ -81,7 +81,8 @@ STRINGLIB(bytes_join)(PyObject sep, PyObject iterable)`
`81`	`81`	`* races anyway, but this is a conservative approach that avoids`
`82`	`82`	`* changing the behaviour of that data race.`
`83`	`83`	`*/`
`84`		`- if (!PyBytes_CheckExact(buffers[i].obj)) {`
	`84`	`+ PyObject *bufobj = buffers[i].obj;`
	`85`	`+ if (!bufobj \|\| !PyBytes_CheckExact(bufobj)) {`
`85`	`86`	`drop_gil = 0;`
`86`	`87`	`}`
`87`	`88`	`}`