The goto err_descr_too_many; calls unlock_engine() so this unlocks
twice.

Fixes: 7df95299b94a ("staging: kpc2000: Add DMA driver")
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
---
 drivers/staging/kpc2000/kpc_dma/fileops.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/staging/kpc2000/kpc_dma/fileops.c 
b/drivers/staging/kpc2000/kpc_dma/fileops.c
index 5741d2b49a7d..d96eaa5e72a6 100644
--- a/drivers/staging/kpc2000/kpc_dma/fileops.c
+++ b/drivers/staging/kpc2000/kpc_dma/fileops.c
@@ -116,13 +116,11 @@ int  kpc_dma_transfer(struct dev_private_data *priv, 
struct kiocb *kcb, unsigned
        if (desc_needed >= ldev->desc_pool_cnt){
                dev_warn(&priv->ldev->pldev->dev, "    mapped_entry_count = %d  
  num_descrs_needed = %d    num_descrs_avail = %d    TOO MANY to ever 
complete!\n", acd->mapped_entry_count, desc_needed, num_descrs_avail);
                rv = -EAGAIN;
-               unlock_engine(ldev);
                goto err_descr_too_many;
        }
        if (desc_needed > num_descrs_avail){
                dev_warn(&priv->ldev->pldev->dev, "    mapped_entry_count = %d  
  num_descrs_needed = %d    num_descrs_avail = %d    Too many to complete right 
now.\n", acd->mapped_entry_count, desc_needed, num_descrs_avail);
                rv = -EMSGSIZE;
-               unlock_engine(ldev);
                goto err_descr_too_many;
        }
 
-- 
2.20.1

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