imap: fixing race when syncing mailbox

imap_check_mailbox return an detailled state not only 0/-1.

imap_sync_mailbox assumes that the function was returning only 0/-1.

This change fixes that.

diff --git a/imap/imap.c b/imap/imap.c
index 2fcce17c45fed4245a1684b92a93f296d9bd3cf6..c153d1f692e818d094aa12411e7d0513fb837d77 100644 (file)
--- a/imap/imap.c
+++ b/imap/imap.c
@@ -1652,7 +1652,7 @@ int imap_sync_mailbox(struct Mailbox *m, bool expunge, bool close)
   imap_allow_reopen(m);
 
   rc = imap_check_mailbox(m, false);
-  if (rc != 0)
+  if (rc < 0)
     return rc;
 
   /* if we are expunging anyway, we can do deleted messages very quickly... */