Re: [RFC v1 1/6] platform/x86: intel_pmc_ipc: Fix error handling in ipc_pci_probe()

From: Andy Shevchenko
Date: Fri Aug 18 2017 - 08:22:43 EST


On Tue, Aug 1, 2017 at 9:13 PM,
<sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx> wrote:
> From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>
>
> This patch adds proper error handling for failure cases in
> ipc_pci_probe() function.
>
> Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx>
> ---
> drivers/platform/x86/intel_pmc_ipc.c | 23 ++++++++++++++++++-----
> 1 file changed, 18 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/platform/x86/intel_pmc_ipc.c b/drivers/platform/x86/intel_pmc_ipc.c
> index bb792a5..7b65237 100644
> --- a/drivers/platform/x86/intel_pmc_ipc.c
> +++ b/drivers/platform/x86/intel_pmc_ipc.c
> @@ -489,33 +489,46 @@ static int ipc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
>
> ret = pci_enable_device(pdev);
> if (ret)
> - return ret;
> + goto release_device;

Instead of doing this way and ping-ponging code in the same series,
better to switch to managed PCI functions in the first place.

--
With Best Regards,
Andy Shevchenko