From c47e1c0bd5fdb953a6d0b3ba171f7c236dd95eeb Mon Sep 17 00:00:00 2001
From: Rolf Bensch <rolf@bensch-online.de>
Date: Tue, 31 Mar 2020 18:45:35 +0200
Subject: [PATCH] sanei_usb: don't read data from timeouted interrupt

---
 sanei/sanei_usb.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sanei/sanei_usb.c b/sanei/sanei_usb.c
index 0b11fe5ba..fc8afda4d 100644
--- a/sanei/sanei_usb.c
+++ b/sanei/sanei_usb.c
@@ -4224,6 +4224,11 @@ static int sanei_usb_replay_read_int(SANE_Int dn, SANE_Byte* buffer,
       return -1;
     }
 
+  if (sanei_usb_check_attr(node, "error", "timeout", __func__))
+    {
+      return -1;
+    }
+
   size_t tx_data_size = 0;
   char* tx_data = sanei_xml_get_hex_data(node, &tx_data_size);