From: Ralph Boehme <slow@samba.org>
Date: Wed, 20 Jul 2016 10:36:24 +0000 (+0200)
Subject: smbd: ignore ctdb tombstone records in fetch_share_mode_unlocked_parser()
X-Git-Tag: samba-4.3.12~69
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dfa1254346d109e68cb4475375191c24d5b1b448;p=thirdparty%2Fsamba.git

smbd: ignore ctdb tombstone records in fetch_share_mode_unlocked_parser()

dbwrap_parse_record() can return ctdb tombstone records from the lctdb,
ignore them.

Bug: https://bugzilla.samba.org/show_bug.cgi?id=12005

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
(cherry picked from commit 7147859c7afc1344e76485e2cbc286679110d96e)
---

diff --git a/source3/locking/share_mode_lock.c b/source3/locking/share_mode_lock.c
index 4e9de036c71..4503d5dcf19 100644
--- a/source3/locking/share_mode_lock.c
+++ b/source3/locking/share_mode_lock.c
@@ -620,6 +620,12 @@ static void fetch_share_mode_unlocked_parser(
 	struct share_mode_lock *lck = talloc_get_type_abort(
 		private_data, struct share_mode_lock);
 
+	if (data.dsize == 0) {
+		/* Likely a ctdb tombstone record, ignore it */
+		lck->data = NULL;
+		return;
+	}
+
 	lck->data = parse_share_modes(lck, key, data);
 }