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spi/sirf: simplify use of devm_ioremap_resource

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Remove unneeded error handling on the result of a call to
platform_get_resource when the value is passed to devm_ioremap_resource.

Move the call to platform_get_resource adjacent to the call to
devm_ioremap_resource to make the connection between them more clear.

A simplified version of the semantic patch that makes this change is as
follows: (http://coccinelle.lip6.fr/)

// <smpl>
@@
expression pdev,res,n,e,e1;
expression ret != 0;
identifier l;
@@

- res = platform_get_resource(pdev, IORESOURCE_MEM, n);
  ... when != res
- if (res == NULL) { ... \(goto l;\|return ret;\) }
  ... when != res
+ res = platform_get_resource(pdev, IORESOURCE_MEM, n);
  e = devm_ioremap_resource(e1, res);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Julia Lawall 2013-08-14 11:11:29 +02:00 committed by Mark Brown
parent 7668c29407
commit 2479790b29
1 changed files with 1 additions and 6 deletions
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7
drivers/spi/spi-sirf.c
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@ -588,12 +588,6 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, master);
sspi = spi_master_get_devdata(master);
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!mem_res) {
dev_err(&pdev->dev, "Unable to get IO resource\n");
ret = -ENODEV;
goto free_master;
}
master->num_chipselect = num_cs;
for (i = 0; i < master->num_chipselect; i++) {
@ -620,6 +614,7 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
}
}
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
sspi->base = devm_ioremap_resource(&pdev->dev, mem_res);
if (IS_ERR(sspi->base)) {
ret = PTR_ERR(sspi->base);