dovecot: Log an error if cache offset is tried to be updated wit...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot/rev/9f2e5701105f
changeset: 5738:9f2e5701105f
user:      Timo Sirainen <tss at iki.fi>
date:      Thu Jun 14 05:06:35 2007 +0300
description:
Log an error if cache offset is tried to be updated with itself.

diffstat:

1 file changed, 6 insertions(+)
src/lib-index/mail-cache-sync-update.c |    6 ++++++

diffs (16 lines):

diff -r 615a8c31ff47 -r 9f2e5701105f src/lib-index/mail-cache-sync-update.c
--- a/src/lib-index/mail-cache-sync-update.c	Thu Jun 14 04:57:22 2007 +0300
+++ b/src/lib-index/mail-cache-sync-update.c	Thu Jun 14 05:06:35 2007 +0300
@@ -140,6 +140,12 @@ int mail_cache_sync_handler(struct mail_
 		return 1;
 	}
 
+	if (*old_cache_offset == *new_cache_offset) {
+		mail_index_sync_set_corrupted(sync_ctx,
+			"Cache offset replaced with itself");
+		return -1;
+	}
+
 	if (mail_cache_link(cache, *old_cache_offset, *new_cache_offset) < 0)
 		return -1;