Re: [PATCH 5/8] NFC: NCI: Don't call setup if previous NCI request failed

From: Samuel Ortiz
Date: Wed Mar 25 2015 - 20:30:12 EST


Hi Robert,

On Tue, Feb 24, 2015 at 12:01:49PM +0200, Robert Dolca wrote:
> If the previous nci_request (NCI reset) failed the setup function
> was being called anyway. It shouldn't be called if the reset failed.
>
> The result of the setup function is taken into consideration. If it
> fails the init should fail.
>
> Signed-off-by: Robert Dolca <robert.dolca@xxxxxxxxx>
> ---
> net/nfc/nci/core.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
> index 1a449ac..d2e7adf 100644
> --- a/net/nfc/nci/core.c
> +++ b/net/nfc/nci/core.c
> @@ -365,8 +365,8 @@ static int nci_open_device(struct nci_dev *ndev)
> rc = __nci_request(ndev, nci_reset_req, 0,
> msecs_to_jiffies(NCI_RESET_TIMEOUT));
>
> - if (ndev->ops->setup)
> - ndev->ops->setup(ndev);
> + if (!rc && ndev->ops->setup)
> + rc = ndev->ops->setup(ndev);
That one makes sense.

Cheers,
Samuel.
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