gh-140641: Break out of inittab search on match (GH-140642)

itamaro · web-flow · commit e8b5cb8f33ca · 2025-10-27T15:18:58.000+02:00
diff --git a/Python/import.c b/Python/import.c
@@ -2358,6 +2358,7 @@ create_builtin(PyThreadState *tstate, PyObject *name, PyObject *spec)
     for (struct _inittab *p = INITTAB; p->name != NULL; p++) {
         if (_PyUnicode_EqualToASCIIString(info.name, p->name)) {
             found = p;
+            break;
         }
     }
     if (found == NULL) {

Original file line number	Diff line number	Diff line change
`@@ -2358,6 +2358,7 @@ create_builtin(PyThreadState tstate, PyObject name, PyObject *spec)`
`2358`	`2358`	`for (struct _inittab *p = INITTAB; p->name != NULL; p++) {`
`2359`	`2359`	`if (_PyUnicode_EqualToASCIIString(info.name, p->name)) {`
`2360`	`2360`	`found = p;`
	`2361`	`+ break;`
`2361`	`2362`	`}`
`2362`	`2363`	`}`
`2363`	`2364`	`if (found == NULL) {`