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[v2,07/18] spi: fsl-espi: fix status handling in fsl_espi_do_one_msg

Message ID 5153add7-b1b8-8634-3547-b048225330a5@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Heiner Kallweit Sept. 4, 2016, 7:59 a.m. UTC
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@gmail.com>
---
v2:
- rebased
---
 drivers/spi/spi-fsl-espi.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

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)