Fix imap/2112.

diff --git a/imap/imap.c b/imap/imap.c
index 743137c44eb1e30ab788e2043eef3b73dbde44d5..a458f48f58d6410ecb4cc356610a19f7bc968582 100644 (file)
--- a/imap/imap.c
+++ b/imap/imap.c
@@ -1598,7 +1598,7 @@ imap_complete_hosts (char *dest, size_t len)
   int matchlen;
   
   matchlen = mutt_strlen (dest);
-  for (mailbox = Incoming; mailbox->next; mailbox = mailbox->next)
+  for (mailbox = Incoming; mailbox && mailbox->next; mailbox = mailbox->next)
   {
     if (!mutt_strncmp (dest, mailbox->path, matchlen))
     {