linux-kernel - [PATCH 7/7] spi: s3c64xx: Use devm_platform_get_and_ioremap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230706032727.9180-7-frank.li@vivo.com>
Date:   Thu,  6 Jul 2023 11:27:26 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     Andi Shyti <andi.shyti@...nel.org>,
        Mark Brown <broonie@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>
Cc:     Yangtao Li <frank.li@...o.com>, linux-spi@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 7/7] spi: s3c64xx: Use devm_platform_get_and_ioremap_resource()

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to devm_platform_get_and_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 drivers/spi/spi-s3c64xx.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index fd55697144cc..ad008597c7d8 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1164,11 +1164,6 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
 		return dev_err_probe(&pdev->dev, -ENODEV,
 				     "Platform_data missing!\n");
 
-	mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!mem_res)
-		return dev_err_probe(&pdev->dev, -ENXIO,
-				     "Unable to get SPI MEM resource\n");
-
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
 		return dev_err_probe(&pdev->dev, irq, "Failed to get IRQ\n");
@@ -1185,7 +1180,6 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
 	sdd->master = master;
 	sdd->cntrlr_info = sci;
 	sdd->pdev = pdev;
-	sdd->sfr_start = mem_res->start;
 	if (pdev->dev.of_node) {
 		ret = of_alias_get_id(pdev->dev.of_node, "spi");
 		if (ret < 0)
@@ -1223,9 +1217,10 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
 	if (!is_polling(sdd))
 		master->can_dma = s3c64xx_spi_can_dma;
 
-	sdd->regs = devm_ioremap_resource(&pdev->dev, mem_res);
+	sdd->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem_res);
 	if (IS_ERR(sdd->regs))
 		return PTR_ERR(sdd->regs);
+	sdd->sfr_start = mem_res->start;
 
 	if (sci->cfg_gpio && sci->cfg_gpio())
 		return dev_err_probe(&pdev->dev, -EBUSY,
-- 
2.39.0