dovecot: Don't drop all fields if day_stamp is still 0 in index ...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot/rev/6601ee607b6f
changeset: 6678:6601ee607b6f
user:      Timo Sirainen <tss at iki.fi>
date:      Sat Nov 03 22:32:21 2007 +0200
description:
Don't drop all fields if day_stamp is still 0 in index header.

diffstat:

1 file changed, 2 insertions(+), 1 deletion(-)
src/lib-index/mail-cache-compress.c |    3 ++-

diffs (13 lines):

diff -r 90bcf480312d -r 6601ee607b6f src/lib-index/mail-cache-compress.c
--- a/src/lib-index/mail-cache-compress.c	Sat Nov 03 21:56:05 2007 +0200
+++ b/src/lib-index/mail-cache-compress.c	Sat Nov 03 22:32:21 2007 +0200
@@ -202,7 +202,8 @@ mail_cache_copy(struct mail_cache *cache
 
 	/* @UNSAFE: drop unused fields and create a field mapping for
 	   used fields */
-	max_drop_time = idx_hdr->day_stamp - MAIL_CACHE_FIELD_DROP_SECS;
+	max_drop_time = idx_hdr->day_stamp == 0 ? 0 :
+		idx_hdr->day_stamp - MAIL_CACHE_FIELD_DROP_SECS;
 	orig_fields_count = cache->fields_count;
 	for (i = used_fields_count = 0; i < orig_fields_count; i++) {
 		if (cache->fields[i].last_used < max_drop_time)