gh-125234: Make PyInitConfig_Free(NULL) a no-op (#125266)

python · Oct 15, 2024 · 546dddc · 546dddc
1 parent 92af191
commit 546dddc
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diff --git a/Doc/c-api/init_config.rst b/Doc/c-api/init_config.rst
@@ -1621,6 +1621,8 @@ Create Config
 
    Free memory of the initialization configuration *config*.
 
+   If *config* is ``NULL``, no operation is performed.
+
 
 Error Handling
 --------------

diff --git a/Programs/_testembed.c b/Programs/_testembed.c
@@ -1896,6 +1896,7 @@ static int test_initconfig_api(void)
         goto error;
     }
     PyInitConfig_Free(config);
+    PyInitConfig_Free(NULL);
 
     dump_config();
     Py_Finalize();

diff --git a/Python/initconfig.c b/Python/initconfig.c
@@ -3457,6 +3457,9 @@ PyInitConfig_Create(void)
 void
 PyInitConfig_Free(PyInitConfig *config)
 {
+    if (config == NULL) {
+        return;
+    }
     free(config->err_msg);
     free(config);
 }
-Original file line number
+Diff line change
@@ Expand Up / @@ -1621,6 +1621,8 @@ Create Config @@
        Free memory of the initialization configuration *config*.
+       If *config* is ``NULL``, no operation is performed.
     Error Handling
     --------------
@@ Expand Down @@