From 6ba01e9fc9727246f40009824f9d0ea49ba92485 Mon Sep 17 00:00:00 2001
From: Luke Bratch <luke@bratch.co.uk>
Date: Sun, 15 Sep 2019 17:19:03 +0100
Subject: Don't try to socksend() in sendtoclient() if the client wasn't found
 in the client array.

---
 functions.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/functions.c b/functions.c
index 3dd8045..a8f0927 100644
--- a/functions.c
+++ b/functions.c
@@ -425,6 +425,10 @@ int sendtoclient(int fd, char *strsrc, struct client *clients, struct settings *
       break;
     }
   }
+  if (i == MAXCLIENTS ) {
+    debugprint(DEBUG_CRIT, "error: sendtoclient() client fd %d not found in clients array, returning 0.\n", fd);
+    return 0;
+  }
 
   debugprint(DEBUG_SOME, "sendtoclient(): sending \"%s\" (length %zd) to client with fd %d.\n", str, strlen(str), fd);
   if (socksend(clients[i].ssl, str, strlen(str), settings->clienttls) == -1) {
-- 
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