imap: Fix STORE UNCHANGEDSINCE to work with >32bit modseqs.

diff --git a/src/imap/cmd-store.c b/src/imap/cmd-store.c
index 211da0d75103334d40ded3e301dc45d1d9df67f4..16fc26e2f161210062518fb45e14868a6c6ba570 100644 (file)
--- a/src/imap/cmd-store.c
+++ b/src/imap/cmd-store.c
@@ -183,7 +183,7 @@ bool cmd_store(struct client_command_context *cmd)
        mail_search_args_unref(&search_args);
 
        i_array_init(&modified_set, 64);
-       if (ctx.max_modseq < (uint32_t)-1) {
+       if (ctx.max_modseq < (uint64_t)-1) {
                /* STORE UNCHANGEDSINCE is being used */
                mailbox_transaction_set_max_modseq(t, ctx.max_modseq,
                                                   &modified_set);