| Message ID | 20180806122909.9874-1-horia.geanta@nxp.com (mailing list archive) |
|---|---|
| State | Accepted |
| Delegated to: | Herbert Xu |
| Headers | show |
| Series | crypto: caam/jr - fix descriptor DMA unmapping | expand |
On Mon, Aug 06, 2018 at 03:29:09PM +0300, Horia Geantă wrote: > Descriptor address needs to be swapped to CPU endianness before being > DMA unmapped. > > Cc: <stable@vger.kernel.org> # 4.8+ > Fixes: 261ea058f016 ("crypto: caam - handle core endianness != caam endianness") > Reported-by: Laurentiu Tudor <laurentiu.tudor@nxp.com> > Signed-off-by: Horia Geantă <horia.geanta@nxp.com> Patch applied. Thanks.
diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c index f4f258075b89..acdd72016ffe 100644 --- a/drivers/crypto/caam/jr.c +++ b/drivers/crypto/caam/jr.c @@ -190,7 +190,8 @@ static void caam_jr_dequeue(unsigned long devarg) BUG_ON(CIRC_CNT(head, tail + i, JOBR_DEPTH) <= 0); /* Unmap just-run descriptor so we can post-process */ - dma_unmap_single(dev, jrp->outring[hw_idx].desc, + dma_unmap_single(dev, + caam_dma_to_cpu(jrp->outring[hw_idx].desc), jrp->entinfo[sw_idx].desc_size, DMA_TO_DEVICE);
Descriptor address needs to be swapped to CPU endianness before being DMA unmapped. Cc: <stable@vger.kernel.org> # 4.8+ Fixes: 261ea058f016 ("crypto: caam - handle core endianness != caam endianness") Reported-by: Laurentiu Tudor <laurentiu.tudor@nxp.com> Signed-off-by: Horia Geantă <horia.geanta@nxp.com> --- drivers/crypto/caam/jr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)