From: Dr. Stephen Henson <steve@openssl.org>
Date: Fri, 2 Sep 2011 11:28:27 +0000 (+0000)
Subject: Don't use *from++ in tolower as this is implemented as a macro on some
X-Git-Tag: OpenSSL-fips-2_0-rc1~182
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a60cc6b4f01a66417ddbd846cb39ea2fe508b453;p=openssl

Don't use *from++ in tolower as this is implemented as a macro on some
platforms. Thanks to Shayne Murray <Shayne.Murray@Polycom.com> for
reporting this issue.
---

diff --git a/crypto/asn1/x_name.c b/crypto/asn1/x_name.c
index caa4409feb..063bf7c16b 100644
--- a/crypto/asn1/x_name.c
+++ b/crypto/asn1/x_name.c
@@ -464,7 +464,8 @@ static int asn1_string_canon(ASN1_STRING *out, ASN1_STRING *in)
 			}
 		else
 			{
-			*to++ = tolower(*from++);
+			*to++ = tolower(*from);
+			from++;
 			i++;
 			}
 		}