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authorMark Brown <broonie@linaro.org>2014-08-04 16:20:53 (GMT)
committerMark Brown <broonie@linaro.org>2014-08-04 16:20:53 (GMT)
commit9afabfe3f8f59f68ad69dd69258eded7545b4dbe (patch)
tree043380908f5a18e8f045953788802d94b12312ef /drivers/spi
parent19583ca584d6f574384e17fe7613dfaeadcdc4a6 (diff)
parent3fc25421f55e36426f5e5cc227cacc840493a943 (diff)
downloadlinux-9afabfe3f8f59f68ad69dd69258eded7545b4dbe.tar.xz
Merge remote-tracking branch 'spi/fix/core' into spi-linus
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index d4f9670..e691e28 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -619,6 +619,8 @@ static int spi_map_buf(struct spi_master *master, struct device *dev,
}
ret = dma_map_sg(dev, sgt->sgl, sgt->nents, dir);
+ if (!ret)
+ ret = -ENOMEM;
if (ret < 0) {
sg_free_table(sgt);
return ret;
@@ -647,8 +649,8 @@ static int __spi_map_msg(struct spi_master *master, struct spi_message *msg)
if (!master->can_dma)
return 0;
- tx_dev = &master->dma_tx->dev->device;
- rx_dev = &master->dma_rx->dev->device;
+ tx_dev = master->dma_tx->device->dev;
+ rx_dev = master->dma_rx->device->dev;
list_for_each_entry(xfer, &msg->transfers, transfer_list) {
if (!master->can_dma(master, msg->spi, xfer))
@@ -687,8 +689,8 @@ static int spi_unmap_msg(struct spi_master *master, struct spi_message *msg)
if (!master->cur_msg_mapped || !master->can_dma)
return 0;
- tx_dev = &master->dma_tx->dev->device;
- rx_dev = &master->dma_rx->dev->device;
+ tx_dev = master->dma_tx->device->dev;
+ rx_dev = master->dma_rx->device->dev;
list_for_each_entry(xfer, &msg->transfers, transfer_list) {
if (!master->can_dma(master, msg->spi, xfer))