crypto: ccp - Log an error message when ccp-crypto fails to load

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>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/ccp/ccp-crypto-main.c b/drivers/crypto/ccp/ccp-crypto-main.c
index 8180964908298774c2fff6b021d9bd3fe68aa88b..8ee4cb45a3f381444bf55e046f26868792b51e5b 100644 (file)
--- 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;
 
        ret = ccp_present();
-       if (ret)
+       if (ret) {
+               pr_err("Cannot load: there are no available CCPs\n");
                return ret;
+       }
 
        spin_lock_init(&req_queue_lock);
        INIT_LIST_HEAD(&req_queue.cmds);