linux-kernel - [PATCH v2 02/14] spi: stm32: use NULL pointer instead of plain integer

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Message-Id: <1545688840-23992-3-git-send-email-cezary.gapinski@gmail.com>
Date:   Mon, 24 Dec 2018 23:00:28 +0100
From:   cezary.gapinski@...il.com
To:     Mark Brown <broonie@...nel.org>, linux-spi@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        Amelie Delaunay <amelie.delaunay@...com>
Cc:     Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Mark Rutland <mark.rutland@....com>,
        Cezary Gapinski <cezary.gapinski@...il.com>
Subject: [PATCH v2 02/14] spi: stm32: use NULL pointer instead of plain integer

From: Cezary Gapinski <cezary.gapinski@...il.com>

Patch fixes sparse warning: Using plain integer as NULL pointer. Replaces
second argument of function devm_clk_get from 0 to NULL.

Signed-off-by: Cezary Gapinski <cezary.gapinski@...il.com>
---
 drivers/spi/spi-stm32.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c
index 5f30578..51d7f72 100644
--- a/drivers/spi/spi-stm32.c
+++ b/drivers/spi/spi-stm32.c
@@ -1100,7 +1100,7 @@ static int stm32_spi_probe(struct platform_device *pdev)
 		goto err_master_put;
 	}
 
-	spi->clk = devm_clk_get(&pdev->dev, 0);
+	spi->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(spi->clk)) {
 		ret = PTR_ERR(spi->clk);
 		dev_err(&pdev->dev, "clk get failed: %d\n", ret);
-- 
2.7.4