crypto: atmel - Fix dma_unmap_sg() direction

commit f5d643156ef62216955c119216d2f3815bd51cb1 upstream.

It seems like everywhere in this file, dd->in_sg is mapped with
DMA_TO_DEVICE and dd->out_sg is mapped with DMA_FROM_DEVICE.

Fixes: 13802005d8f2 ("crypto: atmel - add Atmel DES/TDES driver")
Cc: <stable@vger.kernel.org>
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index dcc2380a5889f5fb3455486eabc88df4d2a4e56f..d15b2e943447ef1c63bbea8809958a7e78abf772 100644 (file)
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c
@@ -512,7 +512,7 @@ static int atmel_tdes_crypt_start(struct atmel_tdes_dev *dd)
 
        if (err && (dd->flags & TDES_FLAGS_FAST)) {
                dma_unmap_sg(dd->dev, dd->in_sg, 1, DMA_TO_DEVICE);
-               dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_TO_DEVICE);
+               dma_unmap_sg(dd->dev, dd->out_sg, 1, DMA_FROM_DEVICE);
        }
 
        return err;