crypto: caam - use traditional error check pattern

Use traditional error check pattern
	ret = ...;
	if (ret)
		return ret;
	...
instead of checking error code to be 0.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index 65de57f..2578540 100644 (file)
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -333,11 +333,10 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask,
 
        kfree(desc);
 
-       if (!ret)
-               ret = devm_add_action_or_reset(ctrldev, devm_deinstantiate_rng,
-                                              ctrldev);
+       if (ret)
+               return ret;
 
-       return ret;
+       return devm_add_action_or_reset(ctrldev, devm_deinstantiate_rng, ctrldev);
 }
 
 /*