From: Jeremy Hylton <jeremy@alum.mit.edu>
Date: Tue, 23 Jan 2001 00:50:52 +0000 (+0000)
Subject: prevent symtable_params() from dereferencing off the end of the
X-Git-Tag: v2.1a1~11
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1113cfc767e4db1f5dc4a3d223cc0cbb4f9313b8;p=python

prevent symtable_params() from dereferencing off the end of the
varagslist node. based on fix from Thomas Wouters.
---

diff --git a/Python/compile.c b/Python/compile.c
index 6ca777e5bb..a9ff3dffdb 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -4325,6 +4325,8 @@ symtable_params(struct symtable *st, node *n)
 			symtable_add_def(st, STR(CHILD(n, i)), 
 					 DEF_PARAM | DEF_STAR);
 			i += 2;
+			if (i >= NCH(n))
+				return;
 			c = CHILD(n, i);
 		}
 		if (TYPE(c) == DOUBLESTAR) {