dovecot-2.1: mailbox_list_index=yes: Fixed a potential crash.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.1/rev/bb1de2a1d866
changeset: 14572:bb1de2a1d866
user:      Timo Sirainen <tss at iki.fi>
date:      Sun Jun 24 03:02:11 2012 +0300
description:
mailbox_list_index=yes: Fixed a potential crash.

diffstat:

 src/lib-storage/list/mailbox-list-index-status.c |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (13 lines):

diff -r 6411d91d0755 -r bb1de2a1d866 src/lib-storage/list/mailbox-list-index-status.c
--- a/src/lib-storage/list/mailbox-list-index-status.c	Sun Jun 24 02:20:28 2012 +0300
+++ b/src/lib-storage/list/mailbox-list-index-status.c	Sun Jun 24 03:02:11 2012 +0300
@@ -81,7 +81,8 @@
 			ret = FALSE;
 		else {
 			status_r->uidvalidity = rec->uid_validity;
-			memcpy(mailbox_guid, rec->guid, GUID_128_SIZE);
+			if (mailbox_guid != NULL)
+				memcpy(mailbox_guid, rec->guid, GUID_128_SIZE);
 		}
 	}