From: Geoff Thorpe <geoff@openssl.org>
Date: Fri, 2 Apr 2004 06:25:30 +0000 (+0000)
Subject: Avoid undefined results when the parameter is out of range.
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=22083b182a9b1ad848c20945b8678eff55259be9;p=oweals%2Fopenssl.git

Avoid undefined results when the parameter is out of range.
---

diff --git a/crypto/stack/stack.c b/crypto/stack/stack.c
index 02857f0446..7877b15a4f 100644
--- a/crypto/stack/stack.c
+++ b/crypto/stack/stack.c
@@ -304,7 +304,7 @@ int sk_num(const STACK *st)
 
 char *sk_value(const STACK *st, int i)
 {
-	if(st == NULL) return NULL;
+	if(!st || (i < 0) || (i >= st->num)) return NULL;
 	return st->data[i];
 }