Author: dim
Date: Tue Feb 19 08:07:11 2013
New Revision: 246982
URL: http://svnweb.freebsd.org/changeset/base/246982
Log:
MFC r246875:
Import change 40eebf235370b6fe6353784ccf01ab92eed062a5 from upstream wpa:
From: Jouni Malinen <[email protected]>
Date: Fri, 15 Jul 2011 13:42:06 +0300
Subject: [PATCH] MD5: Fix clearing of temporary stack memory to use correct
length
sizeof of the structure instead of the pointer was supposed to be used
here. Fix this to clear the full structure at the end of MD5Final().
Found by: clang ToT
Reviewed by: rpaulo
Modified:
stable/9/contrib/wpa/src/crypto/md5-internal.c
Directory Properties:
stable/9/contrib/wpa/ (props changed)
Changes in other areas also in this revision:
Modified:
stable/7/contrib/wpa_supplicant/md5.c
stable/8/contrib/wpa/src/crypto/md5.c
Directory Properties:
stable/7/contrib/wpa_supplicant/ (props changed)
stable/8/contrib/wpa/ (props changed)
Modified: stable/9/contrib/wpa/src/crypto/md5-internal.c
==============================================================================
--- stable/9/contrib/wpa/src/crypto/md5-internal.c Tue Feb 19 07:55:53
2013 (r246981)
+++ stable/9/contrib/wpa/src/crypto/md5-internal.c Tue Feb 19 08:07:11
2013 (r246982)
@@ -188,7 +188,7 @@ void MD5Final(unsigned char digest[16],
MD5Transform(ctx->buf, (u32 *) ctx->in);
byteReverse((unsigned char *) ctx->buf, 4);
os_memcpy(digest, ctx->buf, 16);
- os_memset(ctx, 0, sizeof(ctx)); /* In case it's sensitive */
+ os_memset(ctx, 0, sizeof(*ctx)); /* In case it's sensitive */
}
/* The four core functions - F1 is optimized somewhat */
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