dovecot-2.2: mbox: Added extra assert

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/41c844719166
changeset: 16893:41c844719166
user:      Timo Sirainen <tss at iki.fi>
date:      Tue Oct 29 20:26:33 2013 +0200
description:
mbox: Added extra assert

diffstat:

 src/lib-storage/index/mbox/mbox-sync-rewrite.c |  1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diffs (11 lines):

diff -r c69d919edf63 -r 41c844719166 src/lib-storage/index/mbox/mbox-sync-rewrite.c
--- a/src/lib-storage/index/mbox/mbox-sync-rewrite.c	Tue Oct 29 19:42:14 2013 +0200
+++ b/src/lib-storage/index/mbox/mbox-sync-rewrite.c	Tue Oct 29 20:26:33 2013 +0200
@@ -19,6 +19,7 @@
 	struct ostream *output;
 	off_t ret;
 
+	i_assert(source > 0 || (dest != 1 && dest != 2));
 	i_assert(size < OFF_T_MAX);
 
 	if (size == 0 || source == dest)