cyrus-imapd/patch-cyrus-squatter-assert-crash

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diff --git a/imap/squatter.c b/imap/squatter.c
index 4419379..d00f003 100644
--- a/imap/squatter.c
+++ b/imap/squatter.c
@@ -408,8 +408,13 @@ static void expand_mboxnames(strarray_t *sa, int nmboxnames,
else {
/* Translate any separators in mailboxname */
char *intname = mboxname_from_external(mboxnames[i], &squat_namespace, NULL);
- int flags = recursive_flag ? 0 : MBOXTREE_SKIP_CHILDREN;
- mboxlist_mboxtree(intname, addmbox, sa, flags);
+ if (!intname || *intname == '\0') {
+ fprintf(stderr, "Mailbox %s: %s\n",
+ mboxnames[i], error_message(IMAP_MAILBOX_BADNAME));
+ } else {
+ int flags = recursive_flag ? 0 : MBOXTREE_SKIP_CHILDREN;
+ mboxlist_mboxtree(intname, addmbox, sa, flags);
+ }
free(intname);
}