crypto: qat - change return value in adf_cfg_key_val_get()

If a key is not found in the internal key value storage, return -ENODATA
instead of -1 that is treated as -EPERM and may confuse.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/qat/qat_common/adf_cfg.c b/drivers/crypto/qat/qat_common/adf_cfg.c
index f2a29c7..575b6f0 100644 (file)
--- a/drivers/crypto/qat/qat_common/adf_cfg.c
+++ b/drivers/crypto/qat/qat_common/adf_cfg.c
@@ -196,7 +196,7 @@ static int adf_cfg_key_val_get(struct adf_accel_dev *accel_dev,
                memcpy(val, keyval->val, ADF_CFG_MAX_VAL_LEN_IN_BYTES);
                return 0;
        }
-       return -1;
+       return -ENODATA;
 }
 
 /**