diff options
author | Xuelin Shi <xuelin.shi@freescale.com> | 2014-07-01 16:32:38 +0800 |
---|---|---|
committer | Dan Williams <dan.j.williams@intel.com> | 2014-08-21 10:20:52 -0700 |
commit | cd081bd1e0bf2fdcdda13360621ee4c9d791de8a (patch) | |
tree | 438f4656c8bd8c6fe5cdabaa8768df1d4336e124 | |
parent | 46932cc3784fab58cedfed099127f243e7af9102 (diff) | |
download | linux-crypto-cd081bd1e0bf2fdcdda13360621ee4c9d791de8a.tar.gz linux-crypto-cd081bd1e0bf2fdcdda13360621ee4c9d791de8a.zip |
dmaengine: fix xor sources continuation
the partial xor result must be kept until the next
tx is generated.
Cc: <stable@vger.kernel.org>
Signed-off-by: Xuelin Shi <xuelin.shi@freescale.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to '')
-rw-r--r-- | crypto/async_tx/async_xor.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c index 3c562f5a..e1bce26c 100644 --- a/crypto/async_tx/async_xor.c +++ b/crypto/async_tx/async_xor.c @@ -78,8 +78,6 @@ do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap, tx = dma->device_prep_dma_xor(chan, dma_dest, src_list, xor_src_cnt, unmap->len, dma_flags); - src_list[0] = tmp; - if (unlikely(!tx)) async_tx_quiesce(&submit->depend_tx); @@ -92,6 +90,7 @@ do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap, xor_src_cnt, unmap->len, dma_flags); } + src_list[0] = tmp; dma_set_unmap(tx, unmap); async_tx_submit(chan, tx, submit); |