From: Timo Sirainen <tss@iki.fi>
Date: Sun, 24 Jun 2012 18:29:56 +0000 (+0300)
Subject: seq_range_array_add() API change triggered a crash in buggy code.
X-Git-Tag: 2.2.alpha1~464
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2738626e69754ba1278cb351c873f4187787fdfc;p=thirdparty%2Fdovecot%2Fcore.git

seq_range_array_add() API change triggered a crash in buggy code.
---

diff --git a/src/lib-index/mail-index-transaction-finish.c b/src/lib-index/mail-index-transaction-finish.c
index 07cb77f245..c21b89dd44 100644
--- a/src/lib-index/mail-index-transaction-finish.c
+++ b/src/lib-index/mail-index-transaction-finish.c
@@ -162,8 +162,10 @@ mail_index_transaction_check_conflicts(struct mail_index_transaction *t)
 		if (mail_index_modseq_lookup(t->view, seq) > t->max_modseq) {
 			ret1 = mail_index_cancel_flag_updates(t, seq);
 			ret2 = mail_index_cancel_keyword_updates(t, seq);
-			if (ret1 || ret2)
-				seq_range_array_add(t->conflict_seqs, seq);
+			if (ret1 || ret2) {
+				seq_range_array_add_with_init(t->conflict_seqs,
+							      16, seq);
+			}
 		}
 	}
 	mail_index_transaction_set_log_updates(t);