[PATCH 11/21] spi: s3c64xx: check return code of dmaengine_slave_config()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Check the return code of dmaengine_slave_config().

Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxx>
---
 drivers/spi/spi-s3c64xx.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 4b13252da8b8..cc33647eab14 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -296,7 +296,9 @@ static int prepare_dma(struct s3c64xx_spi_dma_data *dma,
 		config.dst_maxburst = 1;
 	}
 	config.direction = dma->direction;
-	dmaengine_slave_config(dma->ch, &config);
+	ret = dmaengine_slave_config(dma->ch, &config);
+	if (ret)
+		return ret;
 
 	desc = dmaengine_prep_slave_sg(dma->ch, sgt->sgl, sgt->nents,
 				       dma->direction, DMA_PREP_INTERRUPT);
-- 
2.43.0.429.g432eaa2c6b-goog





[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux