dovecot-2.2: lib-index: Don't assert-crash if expunge event hand...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/1886e0616ab5
changeset: 18008:1886e0616ab5
user:      Timo Sirainen <tss at iki.fi>
date:      Sat Oct 25 02:56:42 2014 +0300
description:
lib-index: Don't assert-crash if expunge event handling finds that everything is already expunged.

diffstat:

 src/lib-index/mail-index-sync-update.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (20 lines):

diff -r eb3ab11bcd86 -r 1886e0616ab5 src/lib-index/mail-index-sync-update.c
--- a/src/lib-index/mail-index-sync-update.c	Sat Oct 25 02:53:55 2014 +0300
+++ b/src/lib-index/mail-index-sync-update.c	Sat Oct 25 02:56:42 2014 +0300
@@ -243,11 +243,14 @@
 	unsigned int i, count;
 	uint32_t dest_seq1, prev_seq2, orig_rec_count;
 
+	range = array_get(seqs, &count);
+	if (count == 0)
+		return;
+	i_assert(count > 0);
+
 	map = mail_index_sync_get_atomic_map(ctx);
 
 	/* call the expunge handlers first */
-	range = array_get(seqs, &count);
-	i_assert(count > 0);
 	if (sync_expunge_handlers_init(ctx)) {
 		for (i = 0; i < count; i++) {
 			sync_expunge_call_handlers(ctx,