Zero out the entire context on MD5_Final, not just the number of bytes in a
pointer.
Review URL: http://breakpad.appspot.com/298001

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@822 4c0a9323-5329-0410-9bdc-e9ce6186880e
diff --git a/src/common/md5.c b/src/common/md5.c
index 7fc198a..539bd6d 100644
--- a/src/common/md5.c
+++ b/src/common/md5.c
@@ -142,7 +142,7 @@
   MD5Transform(ctx->buf, (u32 *) ctx->in);
   byteReverse((unsigned char *) ctx->buf, 4);
   memcpy(digest, ctx->buf, 16);
-  memset(ctx, 0, sizeof(ctx));        /* In case it's sensitive */
+  memset(ctx, 0, sizeof(*ctx));        /* In case it's sensitive */
 }
 
 /* The four core functions - F1 is optimized somewhat */