[PATCH v3 04/15] spi: fsl-espi: fix status handling in fsl_espi_do_one_msg

[Heiner Kallweit <hkallweit1@xxxxxxxxx>]

If an error occurred during message handling return this error instead
of always returning 0 and align the code with the generic
implementation in spi_transfer_one_message.

Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
---
v2:
- rebased
v3:
- new numbering
---
 drivers/spi/spi-fsl-espi.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c
index 5f01b65..6b60f7b 100644
--- a/drivers/spi/spi-fsl-espi.c
+++ b/drivers/spi/spi-fsl-espi.c
@@ -381,9 +381,12 @@ static int fsl_espi_do_one_msg(struct spi_master *master,
 		ret = fsl_espi_rw_trans(m, &espi_trans, rx_buf);
 
 	m->actual_length = espi_trans.actual_length;
-	m->status = ret;
+	if (m->status == -EINPROGRESS)
+		m->status = ret;
+
 	spi_finalize_current_message(master);
-	return 0;
+
+	return ret;
 }
 
 static int fsl_espi_setup(struct spi_device *spi)
-- 
2.9.2


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