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,