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NFC: HCI: Follow a positive code path in the HCI ops implementations 

Exiting on the error case is more typical to the kernel coding style.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Samuel Ortiz 2013-05-25 01:21:21 +02:00
parent 9a695d23aa
commit a395298c9c
1 changed files with 18 additions and 18 deletions
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32
net/nfc/hci/core.c
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@ -570,21 +570,21 @@ static int hci_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target,
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
if (hdev->ops->dep_link_up)
if (!hdev->ops->dep_link_up)
return 0;
return hdev->ops->dep_link_up(hdev, target, comm_mode,
gb, gb_len);
return 0;
}
static int hci_dep_link_down(struct nfc_dev *nfc_dev)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
if (hdev->ops->dep_link_down)
return hdev->ops->dep_link_down(hdev);
if (!hdev->ops->dep_link_down)
return 0;
return hdev->ops->dep_link_down(hdev);
}
static int hci_activate_target(struct nfc_dev *nfc_dev,
@ -673,12 +673,12 @@ static int hci_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
if (hdev->ops->tm_send)
return hdev->ops->tm_send(hdev, skb);
if (!hdev->ops->tm_send) {
kfree_skb(skb);
return -ENOTSUPP;
}
return hdev->ops->tm_send(hdev, skb);
}
static int hci_check_presence(struct nfc_dev *nfc_dev,
@ -686,10 +686,10 @@ static int hci_check_presence(struct nfc_dev *nfc_dev,
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
if (hdev->ops->check_presence)
return hdev->ops->check_presence(hdev, target);
if (!hdev->ops->check_presence)
return 0;
return hdev->ops->check_presence(hdev, target);
}
static void nfc_hci_failure(struct nfc_hci_dev *hdev, int err)
@ -783,10 +783,10 @@ static int hci_fw_upload(struct nfc_dev *nfc_dev, const char *firmware_name)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
if (hdev->ops->fw_upload)
return hdev->ops->fw_upload(hdev, firmware_name);
if (!hdev->ops->fw_upload)
return -ENOTSUPP;
return hdev->ops->fw_upload(hdev, firmware_name);
}
static struct nfc_ops hci_nfc_ops = {