linux-kernel - [PATCH] crypto: mxs-dcp: print error message on platform_get

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Date:   Fri, 30 Jun 2017 01:54:16 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     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: mxs-dcp: 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/mxs-dcp.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c
index 625ee50..764be3e 100644
--- a/drivers/crypto/mxs-dcp.c
+++ b/drivers/crypto/mxs-dcp.c
@@ -908,12 +908,16 @@ static int mxs_dcp_probe(struct platform_device *pdev)
 
 	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	dcp_vmi_irq = platform_get_irq(pdev, 0);
-	if (dcp_vmi_irq < 0)
+	if (dcp_vmi_irq < 0) {
+		dev_err(dev, "Failed to get IRQ: (%d)!\n", dcp_vmi_irq);
 		return dcp_vmi_irq;
+	}
 
 	dcp_irq = platform_get_irq(pdev, 1);
-	if (dcp_irq < 0)
+	if (dcp_irq < 0) {
+		dev_err(dev, "Failed to get IRQ: (%d)!\n", dcp_irq);
 		return dcp_irq;
+	}
 
 	sdcp = devm_kzalloc(dev, sizeof(*sdcp), GFP_KERNEL);
 	if (!sdcp)
-- 
2.5.0