svn commit: r246875 - head/contrib/wpa/src/crypto

[Dimitry Andric]

Author: dim
Date: Sat Feb 16 12:52:40 2013
New Revision: 246875
URL: http://svnweb.freebsd.org/changeset/base/246875

Log:
  Import change 40eebf235370b6fe6353784ccf01ab92eed062a5 from upstream wpa:
  
    From: Jouni Malinen <j at w1.fi>
    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
  MFC after:	3 days

Modified:
  head/contrib/wpa/src/crypto/md5-internal.c

Modified: head/contrib/wpa/src/crypto/md5-internal.c
==============================================================================
--- head/contrib/wpa/src/crypto/md5-internal.c	Sat Feb 16 12:48:06 2013	(r246874)
+++ head/contrib/wpa/src/crypto/md5-internal.c	Sat Feb 16 12:52:40 2013	(r246875)
@@ -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 */