Add the missing unlock before return from function
safexcel_ahash_send_req() in the error handling case.
Fixes: cff9a17545a3 ("crypto: inside-secure - move cache result dma mapping to request")
Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
drivers/crypto/inside-secure/safexcel_hash.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c
index 77268c9..6e9eb9b 100644
--- a/drivers/crypto/inside-secure/safexcel_hash.c
+++ b/drivers/crypto/inside-secure/safexcel_hash.c
@@ -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,
--
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