dovecot: If cache file header is corrupted, keep hdr=NULL so cac...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot/rev/34a5cf8675fc
changeset: 6702:34a5cf8675fc
user:      Timo Sirainen <tss at iki.fi>
date:      Tue Nov 06 19:13:33 2007 +0200
description:
If cache file header is corrupted, keep hdr=NULL so cache file isn't tried
to be used.

diffstat:

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

diffs (19 lines):

diff -r c601e8cd0ffc -r 34a5cf8675fc src/lib-index/mail-cache.c
--- a/src/lib-index/mail-cache.c	Tue Nov 06 18:39:48 2007 +0200
+++ b/src/lib-index/mail-cache.c	Tue Nov 06 19:13:33 2007 +0200
@@ -256,6 +256,7 @@ int mail_cache_map(struct mail_cache *ca
 				!MAIL_CACHE_IS_UNUSABLE(cache) &&
 				cache->hdr->file_seq != 0 ?
 				cache->hdr->file_seq : 0;
+			cache->hdr = NULL;
 			return -1;
 		}
 		return 0;
@@ -299,6 +300,7 @@ int mail_cache_map(struct mail_cache *ca
 			!MAIL_CACHE_IS_UNUSABLE(cache) &&
 			cache->hdr->file_seq != 0 ?
 			cache->hdr->file_seq : 0;
+		cache->hdr = NULL;
 		return -1;
 	}