crypto: keembay-ocs-hcu - Fix error return code in kmb_ocs_hcu_probe()

Fix to return negative error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 472b0444 ("crypto: keembay - Add Keem Bay OCS HCU driver")
Reported-by: NHulk Robot <hulkci@huawei.com>
Signed-off-by: NWei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: NDaniele Alessandrelli <daniele.alessandrelli@intel.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/keembay/keembay-ocs-hcu-core.c

@@ -1220,8 +1220,10 @@ static int kmb_ocs_hcu_probe(struct platform_device *pdev)
 
 	/* Initialize crypto engine */
 	hcu_dev->engine = crypto_engine_alloc_init(dev, 1);
-	if (!hcu_dev->engine)
+	if (!hcu_dev->engine) {
+		rc = -ENOMEM;
 		goto list_del;
+	}
 
 	rc = crypto_engine_start(hcu_dev->engine);
 	if (rc) {