Commit ccb38942 authored by Horia Geantă's avatar Horia Geantă Committed by Greg Kroah-Hartman

crypto: caam/jr - fix descriptor DMA unmapping

commit cc98963d upstream.

Descriptor address needs to be swapped to CPU endianness before being
DMA unmapped.

Cc: <stable@vger.kernel.org> # 4.8+
Fixes: 261ea058 ("crypto: caam - handle core endianness != caam endianness")
Reported-by: default avatarLaurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: default avatarHoria Geantă <horia.geanta@nxp.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent be6f98b2
......@@ -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);
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment