diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2014-02-12 13:28:59 +0900 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2014-02-27 05:56:47 +0800 |
| commit | 32af1e180f53fd6c60355b24a5fa9bc45dfa6fcc (patch) | |
| tree | 781efd5eb6dd9b2181c26a5d635f60bf26dc4712 /drivers/crypto | |
| parent | 06e5a1f29819759392239669beb2cad27059c8ec (diff) | |
| download | linux-32af1e180f53fd6c60355b24a5fa9bc45dfa6fcc.tar.bz2 | |
crypto: picoxcell - Use devm_ioremap_resource()
Use devm_ioremap_resource() in order to make the code simpler,
and remove redundant return value check of platform_get_resource()
because the value is checked by devm_ioremap_resource().
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/picoxcell_crypto.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/crypto/picoxcell_crypto.c b/drivers/crypto/picoxcell_crypto.c index a6175ba6d238..5da5b98b8f29 100644 --- a/drivers/crypto/picoxcell_crypto.c +++ b/drivers/crypto/picoxcell_crypto.c @@ -1720,22 +1720,16 @@ static int spacc_probe(struct platform_device *pdev) engine->name = dev_name(&pdev->dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + engine->regs = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(engine->regs)) + return PTR_ERR(engine->regs); + irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!mem || !irq) { + if (!irq) { dev_err(&pdev->dev, "no memory/irq resource for engine\n"); return -ENXIO; } - if (!devm_request_mem_region(&pdev->dev, mem->start, resource_size(mem), - engine->name)) - return -ENOMEM; - - engine->regs = devm_ioremap(&pdev->dev, mem->start, resource_size(mem)); - if (!engine->regs) { - dev_err(&pdev->dev, "memory map failed\n"); - return -ENOMEM; - } - if (devm_request_irq(&pdev->dev, irq->start, spacc_spacc_irq, 0, engine->name, engine)) { dev_err(engine->dev, "failed to request IRQ\n"); |