From bd581d8ca484c3d9fba3c414bca7f79049916aa9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Voltz?= <stef.dev@free.fr>
Date: Fri, 5 Aug 2011 07:17:36 +0200
Subject: [PATCH] handle cache calibration for scan resolution higher than
 sensor's one - x scan resolution may be higher than sensor's one, in this
 case use   sensor resolution for calibration cache

---
 backend/genesys_low.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/backend/genesys_low.c b/backend/genesys_low.c
index 146e5d9f5..b55917f77 100644
--- a/backend/genesys_low.c
+++ b/backend/genesys_low.c
@@ -1379,6 +1379,10 @@ sanei_genesys_is_compatible_calibration (Genesys_Device * dev,
   if (dev->model->is_cis == SANE_FALSE)
     {
       resolution = dev->settings.xres;
+      if(resolution>dev->sensor.optical_res)
+        {
+          resolution=dev->sensor.optical_res;
+        }
       compatible = (resolution == ((int) cache->used_setup.xres));
     }
   else