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From:   "Hook, Gary" <Gary.Hook@amd.com>
To:     "linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>
CC:     "herbert@gondor.apana.org.au" <herbert@gondor.apana.org.au>,
        "davem@davemloft.net" <davem@davemloft.net>,
        "Lendacky, Thomas" <Thomas.Lendacky@amd.com>,
        "Hook, Gary" <Gary.Hook@amd.com>
Subject: [PATCH v2] crypto: ccp - Log an error message when ccp-crypto fails
 to load
Thread-Topic: [PATCH v2] crypto: ccp - Log an error message when ccp-crypto
 fails to load
Thread-Index: AQHVRgz9I9H9lUWDekeVLb1XngPdWg==
Date:   Mon, 29 Jul 2019 12:56:08 +0000
Message-ID: <20190729125543.6255-1-gary.hook@amd.com>
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From: Gary R Hook <gary.hook@amd.com>

If there are no CCP devices on the system, ccp-crypto will not load.
Write a message to the system log clarifying the reason for the failure
of the modprobe operation

Signed-off-by: Gary R Hook <gary.hook@amd.com>
---

Changes since v1:
 - Add missing signed-off-by

 drivers/crypto/ccp/ccp-crypto-main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/ccp/ccp-crypto-main.c b/drivers/crypto/ccp/ccp-=
crypto-main.c
index 818096490829..8ee4cb45a3f3 100644
--- a/drivers/crypto/ccp/ccp-crypto-main.c
+++ b/drivers/crypto/ccp/ccp-crypto-main.c
@@ -405,8 +405,10 @@ static int ccp_crypto_init(void)
 	int ret;
=20
 	ret =3D ccp_present();
-	if (ret)
+	if (ret) {
+		pr_err("Cannot load: there are no available CCPs\n");
 		return ret;
+	}
=20
 	spin_lock_init(&req_queue_lock);
 	INIT_LIST_HEAD(&req_queue.cmds);
--=20
2.17.1