prevent symtable_params() from dereferencing off the end of the

varagslist node. based on fix from Thomas Wouters.

prevent symtable_params() from dereferencing off the end of the
varagslist node. based on fix from Thomas Wouters.
1113cfc7 · Jeremy Hylton · 89a27ec0 · 1113cfc7
Commit 1113cfc7 authored Jan 23, 2001 by Jeremy Hylton
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Python/compile.c Python/compile.c +2 -0

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--- 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) {