[PATCH 1/4] staging: dgnc: audit goto's in dgnc_driver
Greg Kroah-Hartman
greg at kroah.com
Tue Mar 7 08:42:53 UTC 2017
On Tue, Mar 07, 2017 at 05:33:06PM +1100, Tobin C. Harding wrote:
> TODO file requests fix up of error handling.
>
> Audit dgnc_driver.c and fix all return paths to be uniform and inline
> with kernel coding style.
>
> Signed-off-by: Tobin C. Harding <me at tobin.cc>
> ---
> drivers/staging/dgnc/dgnc_driver.c | 27 +++++++--------------------
> 1 file changed, 7 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
> index 5381dbd..8075fff 100644
> --- a/drivers/staging/dgnc/dgnc_driver.c
> +++ b/drivers/staging/dgnc/dgnc_driver.c
> @@ -98,13 +98,11 @@ static const struct board_id dgnc_ids[] = {
>
> static int dgnc_do_remap(struct dgnc_board *brd)
> {
> - int rc = 0;
> -
> brd->re_map_membase = ioremap(brd->membase, 0x1000);
> if (!brd->re_map_membase)
> - rc = -ENOMEM;
> + return -ENOMEM;
>
> - return rc;
> + return 0;
> }
>
> /*
> @@ -198,7 +196,6 @@ static struct dgnc_board *dgnc_found_board(struct pci_dev *pdev, int id)
> brd->bd_dividend = 921600;
>
> rc = dgnc_do_remap(brd);
> -
> if (rc < 0)
> goto failed;
>
> @@ -283,27 +280,23 @@ static struct dgnc_board *dgnc_found_board(struct pci_dev *pdev, int id)
>
> failed:
> kfree(brd);
> -
> return ERR_PTR(rc);
> }
>
> static int dgnc_request_irq(struct dgnc_board *brd)
> {
> - int rc = 0;
> -
> if (brd->irq) {
> - rc = request_irq(brd->irq, brd->bd_ops->intr,
> + int rc = request_irq(brd->irq, brd->bd_ops->intr,
> IRQF_SHARED, "DGNC", brd);
> -
> if (rc) {
> - dev_err(&brd->pdev->dev,
> - "Failed to hook IRQ %d\n", brd->irq);
> + dev_err(&brd->pdev->dev, "Failed to hook IRQ %d\n",
> + brd->irq);
Why change these two lines?
thanks,
greg k-h
More information about the devel
mailing list