Re: [PATCH] ata: pata_octeon_cf: Use common error handling code in octeon_cf_probe()
From: Sergey Shtylyov
Date: Tue Sep 17 2024 - 13:43:27 EST
On 9/17/24 14:50, Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Tue, 17 Sep 2024 13:43:24 +0200
>
> Add a label so that a bit of exception handling can be better reused
s/exception/error/.
> in a subsequent if branch of this function implementation.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/ata/pata_octeon_cf.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c
> index 0bb9607e7348..62289f6aef95 100644
> --- a/drivers/ata/pata_octeon_cf.c
> +++ b/drivers/ata/pata_octeon_cf.c
> @@ -848,14 +848,13 @@ static int octeon_cf_probe(struct platform_device *pdev)
> struct resource *res_dma;
> int i;
> res_dma = platform_get_resource(dma_dev, IORESOURCE_MEM, 0);
> - if (!res_dma) {
> - put_device(&dma_dev->dev);
> - of_node_put(dma_node);
> - return -EINVAL;
> - }
> + if (!res_dma)
> + goto put_device;
> +
> cf_port->dma_base = (u64)devm_ioremap(&pdev->dev, res_dma->start,
> resource_size(res_dma));
> if (!cf_port->dma_base) {
> +put_device:
Ugh... :-/
Please use the new-fangled *devm_platform_ioremap_resource() instead of those
old-fashioned APIs.
[...]
MBR, Sergey