diff options
author | Samuel Ortiz <sameo@linux.intel.com> | 2013-05-25 01:21:21 +0200 |
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committer | Samuel Ortiz <sameo@linux.intel.com> | 2013-06-14 00:26:10 +0200 |
commit | a395298c9c96748cbd6acee4cb9a5ba13fbb3ab8 (patch) | |
tree | 050bb8b224c4941509633b22aaf310db2256c901 /net/nfc | |
parent | NFC: HCI: Implement fw_upload ops (diff) | |
download | linux-a395298c9c96748cbd6acee4cb9a5ba13fbb3ab8.tar.xz linux-a395298c9c96748cbd6acee4cb9a5ba13fbb3ab8.zip |
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>
Diffstat (limited to 'net/nfc')
-rw-r--r-- | net/nfc/hci/core.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index b7e4dac5654e..d2ef1e2ee0c6 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -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) - return hdev->ops->dep_link_up(hdev, target, comm_mode, - gb, gb_len); + if (!hdev->ops->dep_link_up) + return 0; - return 0; + return hdev->ops->dep_link_up(hdev, target, comm_mode, + gb, gb_len); } 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 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); - - kfree_skb(skb); + if (!hdev->ops->tm_send) { + kfree_skb(skb); + return -ENOTSUPP; + } - 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 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 -ENOTSUPP; + return hdev->ops->fw_upload(hdev, firmware_name); } static struct nfc_ops hci_nfc_ops = { |