From 7ac3056da9cb7d182e88a4a1b180993b82d282e8 Mon Sep 17 00:00:00 2001
From: Tim Cussins <tim.cussins@linn.co.uk>
Date: Tue, 18 Apr 2017 15:32:14 +0100
Subject: [PATCH] sockets.c: Add missing lwip_select_dec_sockets_used within
 lwip_select.

Signed-off-by: goldsimon <goldsimon@gmx.de>
---
 src/api/sockets.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/api/sockets.c b/src/api/sockets.c
index 426dc8bc..f83fdac8 100644
--- a/src/api/sockets.c
+++ b/src/api/sockets.c
@@ -1808,6 +1808,7 @@ lwip_select(int maxfdp1, fd_set *readset, fd_set *writeset, fd_set *exceptset,
 
   if (nready < 0) {
     set_errno(EBADF);
+    lwip_select_dec_sockets_used(maxfdp1, &used_sockets);
     return -1;
   }