Commit 549077d7 authored Sep 03, 2019 by Andrey Smirnov Committed by Herbert Xu Sep 09, 2019

crypto: caam - check irq_of_parse_and_map for errors



Irq_of_parse_and_map will return zero in case of error, so add a error
check for that.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Horia Geantă <horia.geanta@nxp.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Iuliana Prodan <iuliana.prodan@nxp.com>
Cc: linux-crypto@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

parent 05d2a754

drivers/crypto/caam/jr.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -537,6 +537,10 @@ static int caam_jr_probe(struct platform_device *pdev)

		/* Identify the interrupt */
		jrpriv->irq = irq_of_parse_and_map(nprop, 0);
		if (!jrpriv->irq) {
		dev_err(jrdev, "irq_of_parse_and_map failed\n");
		return -EINVAL;
		}

		/* Now do the platform independent part */
		error = caam_jr_init(jrdev); /* now turn on hardware */

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