linux-kernel - [PATCH RESEND] fpga: socfpga: Fix check of return value of devm_request

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Message-Id: <1446134191-15044-1-git-send-email-moritz.fischer@ettus.com>
Date:	Thu, 29 Oct 2015 08:56:31 -0700
From:	Moritz Fischer <moritz.fischer@...us.com>
To:	atull@...nsource.altera.com
Cc:	linux-kernel@...r.kernel.org, joshc@....teric.us,
	gregkh@...uxfoundation.org,
	Moritz Fischer <moritz.fischer@...us.com>
Subject: [PATCH RESEND] fpga: socfpga: Fix check of return value of devm_request_irq

The return value should be checked for non-zero, instead
of checking it being IS_ERR_VALUE().

Acked-by: Alan Tull <atull@...nsource.altera.com>
Reviewed-by: Josh Cartwright <joshc@....teric.us>
Signed-off-by: Moritz Fischer <moritz.fischer@...us.com>
---
 drivers/fpga/socfpga.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/fpga/socfpga.c b/drivers/fpga/socfpga.c
index 706b80d..27d2ff2 100644
--- a/drivers/fpga/socfpga.c
+++ b/drivers/fpga/socfpga.c
@@ -577,7 +577,7 @@ static int socfpga_fpga_probe(struct platform_device *pdev)
 
 	ret = devm_request_irq(dev, priv->irq, socfpga_fpga_isr, 0,
 			       dev_name(dev), priv);
-	if (IS_ERR_VALUE(ret))
+	if (ret)
 		return ret;
 
 	return fpga_mgr_register(dev, "Altera SOCFPGA FPGA Manager",
-- 
2.4.3

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