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authorHoria Geantă <horia.geanta@nxp.com>2018-08-06 15:29:09 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2018-08-25 19:50:40 +0800
commitcc98963dbaaea93d17608641b8d6942a5327fc31 (patch)
treea68f574574ce381eee0f9cb0ea1b27cf18ecfddd /drivers/crypto
parent22240df7ac6d76a271197571a7be45addef2ba15 (diff)
downloadlinux-cc98963dbaaea93d17608641b8d6942a5327fc31.tar.bz2
crypto: caam/jr - fix descriptor DMA unmapping
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> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/caam/jr.c3
1 files changed, 2 insertions, 1 deletions
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);