From: Wayne Davison <wayned@samba.org>
Date: Mon, 11 May 2015 21:31:07 +0000 (-0700)
Subject: Make the checksum_seed a bit harder to predict.
X-Git-Tag: v3.1.2pre1~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=81ff413bb0d04bdccfdee82c32a76d26b5d08434;p=thirdparty%2Frsync.git

Make the checksum_seed a bit harder to predict.
---

diff --git a/compat.c b/compat.c
index f89d466b..1df1db80 100644
--- a/compat.c
+++ b/compat.c
@@ -333,7 +333,7 @@ void setup_protocol(int f_out,int f_in)
 
 	if (am_server) {
 		if (!checksum_seed)
-			checksum_seed = time(NULL);
+			checksum_seed = time(NULL) ^ (getpid() << 6);
 		write_int(f_out, checksum_seed);
 	} else {
 		checksum_seed = read_int(f_in);