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crypto: inside-secure - fix missing unlock on error in safexcel_ahash_send_req()

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Add the missing unlock before return from function
safexcel_ahash_send_req() in the error handling case.

Fixes: cff9a17545 ("crypto: inside-secure - move cache result dma mapping to request")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
weiyongjun \(A\) 2018-03-13 14:54:03 +00:00 committed by Herbert Xu
parent 0108aab116
commit efa94457e5
1 changed files with 3 additions and 1 deletions
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4
drivers/crypto/inside-secure/safexcel_hash.c
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@ -236,8 +236,10 @@ static int safexcel_ahash_send_req(struct crypto_async_request *async, int ring,
if (cache_len) {
req->cache_dma = dma_map_single(priv->dev, req->cache,
cache_len, DMA_TO_DEVICE);
if (dma_mapping_error(priv->dev, req->cache_dma))
if (dma_mapping_error(priv->dev, req->cache_dma)) {
spin_unlock_bh(&priv->ring[ring].egress_lock);
return -EINVAL;
}
req->cache_sz = cache_len;
first_cdesc = safexcel_add_cdesc(priv, ring, 1,