diff --git a/backend/genesys.cc b/backend/genesys.cc
index b6013fc66..86da1091d 100644
--- a/backend/genesys.cc
+++ b/backend/genesys.cc
@@ -6134,9 +6134,9 @@ sane_open_impl(SANE_String_Const devicename, SANE_Handle * handle)
 
     sanei_genesys_init_cmd_set(s->dev);
 
-  // FIXME: we create sensor tables for the sensor, this should happen when we know which sensor
-  // we will select
-  RIE (dev->model->cmd_set->init(dev));
+    // FIXME: we create sensor tables for the sensor, this should happen when we know which sensor
+    // we will select
+    dev->model->cmd_set->init(dev);
 
   /* some hardware capabilities are detected through sensors */
   RIE (s->dev->model->cmd_set->update_hardware_sensors (s));
diff --git a/backend/genesys_gl124.cc b/backend/genesys_gl124.cc
index de0356acf..aa1cb53b2 100644
--- a/backend/genesys_gl124.cc
+++ b/backend/genesys_gl124.cc
@@ -3028,17 +3028,12 @@ static void gl124_init_memory_layout(Genesys_Device* dev)
  * initialize backend and ASIC : registers, motor tables, and gamma tables
  * then ensure scanner's head is at home
  */
-static SANE_Status
-gl124_init(Genesys_Device * dev)
+static void gl124_init(Genesys_Device* dev)
 {
-  SANE_Status status = SANE_STATUS_GOOD;
-
   DBG_INIT ();
     DBG_HELPER(dbg);
 
-  status=sanei_genesys_asic_init(dev, 0);
-
-  return status;
+    sanei_genesys_asic_init(dev, 0);
 }
 
 
diff --git a/backend/genesys_gl124.h b/backend/genesys_gl124.h
index f15da39c1..c630ec287 100644
--- a/backend/genesys_gl124.h
+++ b/backend/genesys_gl124.h
@@ -470,7 +470,7 @@ static void gl124_begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
                              Genesys_Register_Set* reg, SANE_Bool start_motor);
 static void gl124_end_scan(Genesys_Device* dev, Genesys_Register_Set* reg, SANE_Bool check_stop);
 static void gl124_slow_back_home(Genesys_Device* dev, SANE_Bool wait_until_home);
-static SANE_Status gl124_init(Genesys_Device * dev);
+static void gl124_init(Genesys_Device* dev);
 static void gl124_send_shading_data(Genesys_Device* dev, const Genesys_Sensor& sensor,
                                     uint8_t* data, int size);
 
diff --git a/backend/genesys_gl646.cc b/backend/genesys_gl646.cc
index 74f0202b3..071f61f56 100644
--- a/backend/genesys_gl646.cc
+++ b/backend/genesys_gl646.cc
@@ -3394,8 +3394,7 @@ static void gl646_repark_head(Genesys_Device* dev)
  * @param dev device description of the scanner to initailize
  * @return SANE_STATUS_GOOD if success, error code if failure
  */
-static SANE_Status
-gl646_init (Genesys_Device * dev)
+static void gl646_init(Genesys_Device* dev)
 {
     DBG_INIT();
     DBG_HELPER(dbg);
@@ -3553,8 +3552,6 @@ gl646_init (Genesys_Device * dev)
 
   /* here session and device are initialized */
   dev->already_initialized = SANE_TRUE;
-
-  return SANE_STATUS_GOOD;
 }
 
 static
diff --git a/backend/genesys_gl841.cc b/backend/genesys_gl841.cc
index fa17ec49f..a35dc43a9 100644
--- a/backend/genesys_gl841.cc
+++ b/backend/genesys_gl841.cc
@@ -4269,8 +4269,7 @@ gl841_is_compatible_calibration (Genesys_Device * dev, const Genesys_Sensor& sen
  * initialize ASIC : registers, motor tables, and gamma tables
  * then ensure scanner's head is at home
  */
-static SANE_Status
-gl841_init (Genesys_Device * dev)
+static void gl841_init(Genesys_Device* dev)
 {
   uint8_t val;
   size_t size;
@@ -4287,7 +4286,7 @@ gl841_init (Genesys_Device * dev)
       if (val & REG41_PWRBIT)
 	{
 	  DBG(DBG_info, "%s: already initialized\n", __func__);
-	  return SANE_STATUS_GOOD;
+      return;
 	}
     }
 
@@ -4381,8 +4380,6 @@ gl841_init (Genesys_Device * dev)
     // Set powersaving(default = 15 minutes)
     gl841_set_powersaving(dev, 15);
   dev->already_initialized = SANE_TRUE;
-
-  return SANE_STATUS_GOOD;
 }
 
 static SANE_Status
diff --git a/backend/genesys_gl843.cc b/backend/genesys_gl843.cc
index 448e37c13..014c7f9ab 100644
--- a/backend/genesys_gl843.cc
+++ b/backend/genesys_gl843.cc
@@ -3645,17 +3645,12 @@ static void gl843_boot(Genesys_Device* dev, SANE_Bool cold)
  * initialize backend and ASIC : registers, motor tables, and gamma tables
  * then ensure scanner's head is at home
  */
-static SANE_Status
-gl843_init (Genesys_Device * dev)
+static void gl843_init(Genesys_Device* dev)
 {
-  SANE_Status status = SANE_STATUS_GOOD;
-
   DBG_INIT ();
     DBG_HELPER(dbg);
 
-  status=sanei_genesys_asic_init(dev, 0);
-
-  return status;
+    sanei_genesys_asic_init(dev, 0);
 }
 
 static SANE_Status
diff --git a/backend/genesys_gl846.cc b/backend/genesys_gl846.cc
index 65d764d2d..11a108e2e 100644
--- a/backend/genesys_gl846.cc
+++ b/backend/genesys_gl846.cc
@@ -2334,16 +2334,12 @@ static void gl846_boot(Genesys_Device* dev, SANE_Bool cold)
  * initialize backend and ASIC : registers, motor tables, and gamma tables
  * then ensure scanner's head is at home
  */
-static SANE_Status gl846_init(Genesys_Device * dev)
+static void gl846_init(Genesys_Device* dev)
 {
-  SANE_Status status = SANE_STATUS_GOOD;
-
   DBG_INIT ();
     DBG_HELPER(dbg);
 
-  status=sanei_genesys_asic_init(dev, 0);
-
-  return status;
+    sanei_genesys_asic_init(dev, 0);
 }
 
 static SANE_Status
diff --git a/backend/genesys_gl846.h b/backend/genesys_gl846.h
index 917ecf030..37e3e8eda 100644
--- a/backend/genesys_gl846.h
+++ b/backend/genesys_gl846.h
@@ -352,7 +352,7 @@ static void gl846_begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
 // Send the stop scan command
 static void gl846_end_scan(Genesys_Device* dev, Genesys_Register_Set* reg, SANE_Bool check_stop);
 
-static SANE_Status gl846_init (Genesys_Device * dev);
+static void gl846_init(Genesys_Device* dev);
 
 /** @brief moves the slider to steps at motor base dpi
  * @param dev device to work on
diff --git a/backend/genesys_gl847.cc b/backend/genesys_gl847.cc
index 85fdc140d..461758ee8 100644
--- a/backend/genesys_gl847.cc
+++ b/backend/genesys_gl847.cc
@@ -2434,16 +2434,12 @@ static void gl847_boot(Genesys_Device* dev, SANE_Bool cold)
  * initialize backend and ASIC : registers, motor tables, and gamma tables
  * then ensure scanner's head is at home
  */
-static SANE_Status gl847_init (Genesys_Device * dev)
+static void gl847_init(Genesys_Device* dev)
 {
-  SANE_Status status = SANE_STATUS_GOOD;
-
   DBG_INIT ();
     DBG_HELPER(dbg);
 
-  status=sanei_genesys_asic_init(dev, 0);
-
-  return status;
+    sanei_genesys_asic_init(dev, 0);
 }
 
 static SANE_Status
diff --git a/backend/genesys_gl847.h b/backend/genesys_gl847.h
index f6e01171a..a8a0e4eb3 100644
--- a/backend/genesys_gl847.h
+++ b/backend/genesys_gl847.h
@@ -336,7 +336,7 @@ static void gl847_begin_scan(Genesys_Device* dev, const Genesys_Sensor& sensor,
 // Send the stop scan command
 static void gl847_end_scan(Genesys_Device* dev, Genesys_Register_Set* reg, SANE_Bool check_stop);
 
-static SANE_Status gl847_init (Genesys_Device * dev);
+static void gl847_init(Genesys_Device* dev);
 
 /** @brief moves the slider to steps at motor base dpi
  * @param dev device to work on
diff --git a/backend/genesys_low.cc b/backend/genesys_low.cc
index b7970a95d..585fc7e75 100644
--- a/backend/genesys_low.cc
+++ b/backend/genesys_low.cc
@@ -1198,12 +1198,10 @@ void sanei_genesys_send_gamma_table(Genesys_Device* dev, const Genesys_Sensor& s
  * @param max_regs umber of maximum used registers
  * @return SANE_STATUS_GOOD in case of success
  */
-SANE_Status
-sanei_genesys_asic_init(Genesys_Device* dev, int /*max_regs*/)
+void sanei_genesys_asic_init(Genesys_Device* dev, int /*max_regs*/)
 {
     DBG_HELPER(dbg);
 
-  SANE_Status status = SANE_STATUS_GOOD;
   uint8_t val;
   SANE_Bool cold = SANE_TRUE;
 
@@ -1238,7 +1236,7 @@ sanei_genesys_asic_init(Genesys_Device* dev, int /*max_regs*/)
   if (dev->already_initialized && !cold)
     {
       DBG (DBG_info, "%s: already initialized, nothing to do\n", __func__);
-      return SANE_STATUS_GOOD;
+        return;
     }
 
     // set up hardware and registers
@@ -1266,8 +1264,6 @@ sanei_genesys_asic_init(Genesys_Device* dev, int /*max_regs*/)
 
     // Set powersaving (default = 15 minutes)
     dev->model->cmd_set->set_powersaving(dev, 15);
-
-    return status;
 }
 
 /**
diff --git a/backend/genesys_low.h b/backend/genesys_low.h
index 722b2878c..4525f2ef4 100644
--- a/backend/genesys_low.h
+++ b/backend/genesys_low.h
@@ -1043,7 +1043,7 @@ struct Genesys_Command_Set
     bool (*needs_home_before_init_regs_for_scan) (Genesys_Device* dev);
 
   /** For ASIC initialization */
-    SANE_Status (*init) (Genesys_Device * dev);
+    void (*init) (Genesys_Device* dev);
 
     SANE_Status (*init_regs_for_warmup) (Genesys_Device * dev,
                                          const Genesys_Sensor& sensor,
@@ -1951,8 +1951,7 @@ inline SensorExposure sanei_genesys_fixup_exposure(SensorExposure exposure)
 
 extern void sanei_genesys_wait_for_home(Genesys_Device* dev);
 
-extern SANE_Status
-sanei_genesys_asic_init(Genesys_Device *dev, SANE_Bool cold);
+extern void sanei_genesys_asic_init(Genesys_Device* dev, SANE_Bool cold);
 
 int sanei_genesys_compute_dpihw(Genesys_Device *dev, const Genesys_Sensor& sensor, int xres);