linux-kernel - [PATCH] crypto: ccp-platform: print error message on platform_get

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Date:   Fri, 30 Jun 2017 00:59:52 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Tom Lendacky <thomas.lendacky@....com>,
        Gary Hook <gary.hook@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>
Cc:     linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] crypto: ccp-platform: print error message on
 platform_get_irq failure

Print error message on platform_get_irq failure before return.

Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 drivers/crypto/ccp/ccp-platform.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/ccp/ccp-platform.c b/drivers/crypto/ccp/ccp-platform.c
index e26969e..6020c4a 100644
--- a/drivers/crypto/ccp/ccp-platform.c
+++ b/drivers/crypto/ccp/ccp-platform.c
@@ -66,8 +66,10 @@ static int ccp_get_irq(struct ccp_device *ccp)
 	int ret;
 
 	ret = platform_get_irq(pdev, 0);
-	if (ret < 0)
+	if (ret < 0) {
+		dev_notice(dev, "unable to get IRQ (%d)\n", ret);
 		return ret;
+	}
 
 	ccp->irq = ret;
 	ret = request_irq(ccp->irq, ccp->vdata->perform->irqhandler, 0,
-- 
2.5.0