diff --git a/arch/arm/src/nrf52/nrf52_spi.c b/arch/arm/src/nrf52/nrf52_spi.c
index f55e6839286..65e6b701694 100644
--- a/arch/arm/src/nrf52/nrf52_spi.c
+++ b/arch/arm/src/nrf52/nrf52_spi.c
@@ -1164,11 +1164,11 @@ static void nrf52_spi_exchange(struct spi_dev_s *dev,
       nxsem_wait_uninterruptible(&priv->sem_isr);
 #endif
 
-      if (nrf52_spi_getreg(priv, NRF52_SPIM_TXDAMOUNT_OFFSET) !=
-          transfer_size)
+      regval = nrf52_spi_getreg(priv, NRF52_SPIM_TXDAMOUNT_OFFSET);
+      if (regval != transfer_size)
         {
           spierr("Incomplete transfer wrote %" PRId32 " expected %zu\n",
-                 regval, nwords);
+                 regval, transfer_size);
         }
 
       /* SPI stop */
diff --git a/arch/arm/src/nrf53/nrf53_spi.c b/arch/arm/src/nrf53/nrf53_spi.c
index b15bf6306a2..87550db0b21 100644
--- a/arch/arm/src/nrf53/nrf53_spi.c
+++ b/arch/arm/src/nrf53/nrf53_spi.c
@@ -1158,11 +1158,11 @@ static void nrf53_spi_exchange(struct spi_dev_s *dev,
       nxsem_wait_uninterruptible(&priv->sem_isr);
 #endif
 
-      if (nrf53_spi_getreg(priv, NRF53_SPIM_TXDAMOUNT_OFFSET) !=
-          transfer_size)
+      regval = nrf53_spi_getreg(priv, NRF53_SPIM_TXDAMOUNT_OFFSET);
+      if (regval != transfer_size)
         {
           spierr("Incomplete transfer wrote %" PRId32 " expected %zu\n",
-                 regval, nwords);
+                 regval, transfer_size);
         }
 
       /* SPI stop */
diff --git a/arch/arm/src/nrf91/nrf91_spi.c b/arch/arm/src/nrf91/nrf91_spi.c
index c0361375fb1..4443277209f 100644
--- a/arch/arm/src/nrf91/nrf91_spi.c
+++ b/arch/arm/src/nrf91/nrf91_spi.c
@@ -1158,11 +1158,11 @@ static void nrf91_spi_exchange(struct spi_dev_s *dev,
       nxsem_wait_uninterruptible(&priv->sem_isr);
 #endif
 
-      if (nrf91_spi_getreg(priv, NRF91_SPIM_TXDAMOUNT_OFFSET) !=
-          transfer_size)
+      regval = nrf91_spi_getreg(priv, NRF91_SPIM_TXDAMOUNT_OFFSET);
+      if (regval != transfer_size)
         {
           spierr("Incomplete transfer wrote %" PRId32 " expected %zu\n",
-                 regval, nwords);
+                 regval, transfer_size);
         }
 
       /* SPI stop */