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Message-Id: <20190612133306.10231-3-david@redhat.com>
Date:   Wed, 12 Jun 2019 15:33:04 +0200
From:   David Hildenbrand <david@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     linux-s390@...r.kernel.org, linux-crypto@...r.kernel.org,
        David Hildenbrand <david@...hat.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Harald Freudenberger <freude@...ux.ibm.com>,
        Cornelia Huck <cohuck@...hat.com>
Subject: [PATCH v3 2/4] s390/crypto: ghash: Use -ENODEV instead of -EOPNOTSUPP

Let's use the error value that is typically used if HW support is not
available when trying to load a module - this is also what systemd's
systemd-modules-load.service expects.

Reviewed-by: Cornelia Huck <cohuck@...hat.com>
Reviewed-by: Harald Freudenberger <freude@...ux.ibm.com>
Signed-off-by: David Hildenbrand <david@...hat.com>
---
 arch/s390/crypto/ghash_s390.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/crypto/ghash_s390.c b/arch/s390/crypto/ghash_s390.c
index 86aed30fad3a..eeeb6a7737a4 100644
--- a/arch/s390/crypto/ghash_s390.c
+++ b/arch/s390/crypto/ghash_s390.c
@@ -137,7 +137,7 @@ static struct shash_alg ghash_alg = {
 static int __init ghash_mod_init(void)
 {
 	if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_GHASH))
-		return -EOPNOTSUPP;
+		return -ENODEV;
 
 	return crypto_register_shash(&ghash_alg);
 }
-- 
2.21.0

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