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authorRay Jui <rjui@broadcom.com>2014-10-09 11:44:54 -0700
committerBen Hutchings <ben@decadent.org.uk>2014-12-14 16:23:48 +0000
commit5881da41756f21f9a70440ae1cbfd6c9473c9da3 (patch)
tree116f5ac8fdf4e54aac7fe52f792ffa127a66211e /drivers/spi
parent1ec4a6e216f8b1b4481fd5e3b399de243737002b (diff)
spi: pl022: Fix incorrect dma_unmap_sg
commit 3ffa6158f002e096d28ede71be4e0ee8ab20baa2 upstream. When mapped RX DMA entries are unmapped in an error condition when DMA is firstly configured in the driver, the number of TX DMA entries was passed in, which is incorrect Signed-off-by: Ray Jui <rjui@broadcom.com> Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-pl022.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index 5559b2299198..62b21ca6468c 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -1078,7 +1078,7 @@ err_rxdesc:
pl022->sgt_tx.nents, DMA_TO_DEVICE);
err_tx_sgmap:
dma_unmap_sg(rxchan->device->dev, pl022->sgt_rx.sgl,
- pl022->sgt_tx.nents, DMA_FROM_DEVICE);
+ pl022->sgt_rx.nents, DMA_FROM_DEVICE);
err_rx_sgmap:
sg_free_table(&pl022->sgt_tx);
err_alloc_tx_sg: