From: Andy Polyakov <appro@openssl.org>
Date: Thu, 3 Oct 2013 08:55:49 +0000 (+0200)
Subject: evp/e_des3.c: fix typo with potential integer overflow on 32-bit platforms.
X-Git-Tag: OpenSSL_1_0_2-beta1~207
X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff_plain;h=c99028f252f1bfb8317b356724810b835b962dd5

evp/e_des3.c: fix typo with potential integer overflow on 32-bit platforms.

Submitted by: Yuriy Kaminskiy
(cherry picked from commit 524b00c0da42b129ed8622dfb3f5eab9cc5d6617)
---

diff --git a/crypto/evp/e_des3.c b/crypto/evp/e_des3.c
index 157d0d515e..fa3b05cf14 100644
--- a/crypto/evp/e_des3.c
+++ b/crypto/evp/e_des3.c
@@ -119,7 +119,7 @@ static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
 static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
 			      const unsigned char *in, size_t inl)
 {
-	if (inl>=EVP_MAXCHUNK)
+	while (inl>=EVP_MAXCHUNK)
 		{
 		DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK,
 			       &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
@@ -158,7 +158,7 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
 		return 1;
 		}
 
-	if (inl>=EVP_MAXCHUNK)
+	while (inl>=EVP_MAXCHUNK)
 		{
 		DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK,
 			     &dat->ks1, &dat->ks2, &dat->ks3,
@@ -177,7 +177,7 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
 static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
 			      const unsigned char *in, size_t inl)
 {
-	if (inl>=EVP_MAXCHUNK)
+	while (inl>=EVP_MAXCHUNK)
 		{
 		DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, 
 			       &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,