From: Timo Sirainen <tss@iki.fi>
Date: Mon, 26 Jul 2010 18:10:21 +0000 (+0100)
Subject: lib-storage: Don't crash in mailbox_transaction_commit() if plugin aborts transaction.
X-Git-Tag: 2.0.rc4~35
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=459348ce42d7ec13c191776e9dedb560b871afba;p=thirdparty%2Fdovecot%2Fcore.git

lib-storage: Don't crash in mailbox_transaction_commit() if plugin aborts transaction.
---

diff --git a/src/lib-storage/mail-storage.c b/src/lib-storage/mail-storage.c
index d054b91f2b..9e810c350e 100644
--- a/src/lib-storage/mail-storage.c
+++ b/src/lib-storage/mail-storage.c
@@ -1175,8 +1175,10 @@ int mailbox_transaction_commit(struct mailbox_transaction_context **t)
 
 	/* Store changes temporarily so that plugins overriding
 	   transaction_commit() can look at them. */
+	changes.pool = NULL;
 	ret = mailbox_transaction_commit_get_changes(t, &changes);
-	pool_unref(&changes.pool);
+	if (changes.pool != NULL)
+		pool_unref(&changes.pool);
 	return ret;
 }