lib-index: Crashfix for MAIL_INDEX_OPEN_FLAG_SAVEONLY change.

diff --git a/src/lib-index/mail-cache.c b/src/lib-index/mail-cache.c
index 8505f1225d159840f6deee7e53ae732f6460acc3..7df269d8fe0e66081d597951ba9df7f86244ccaf 100644 (file)
--- a/src/lib-index/mail-cache.c
+++ b/src/lib-index/mail-cache.c
@@ -307,7 +307,7 @@ mail_cache_map_with_read(struct mail_cache *cache, size_t offset, size_t size,
        } else if (cache->read_offset <= offset &&
                   cache->read_offset + cache->read_buf->used >= offset+size) {
                /* already mapped */
-               *data_r = CONST_PTR_OFFSET(cache->mmap_base,
+               *data_r = CONST_PTR_OFFSET(cache->read_buf->data,
                                           offset - cache->read_offset);
                return mail_cache_map_finish(cache, offset, size, *data_r, TRUE);
        } else {