From c52188f0bf188940bb2bf56cec141da15a27aeaa Mon Sep 17 00:00:00 2001
From: raiden00pl <raiden00@railab.me>
Date: Mon, 2 Oct 2023 12:53:04 +0200
Subject: [PATCH] drivers/foc/foc_dummy.c: update dummy device state only if
 dev opened

This is fix for seg fault for sim/foc configuration
---
 drivers/motor/foc/foc_dummy.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/motor/foc/foc_dummy.c b/drivers/motor/foc/foc_dummy.c
index 75582439e3..0766da48c5 100644
--- a/drivers/motor/foc/foc_dummy.c
+++ b/drivers/motor/foc/foc_dummy.c
@@ -687,13 +687,18 @@ void foc_dummy_update(void)
 
       dev = &g_foc_dev[i];
 
-      /* Get SIM data */
+      /* Update dummy driver state only if device opened */
 
-      sim = FOC_DUMMY_DATA_FROM_DEV_GET(dev);
-
-      if (sim->state == true)
+      if (dev->ocount > 0)
         {
-          foc_dummy_notifier_handler(dev);
+          /* Get SIM data */
+
+          sim = FOC_DUMMY_DATA_FROM_DEV_GET(dev);
+
+          if (sim->state == true)
+            {
+              foc_dummy_notifier_handler(dev);
+            }
         }
     }