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NFC: Fixed skb leak in tm_send() nfc and hci ops implementations 

Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Eric Lapuyade 2012-12-04 16:44:25 +01:00 committed by Samuel Ortiz
parent 40d06d3647
commit 924d4a023e
2 changed files with 12 additions and 4 deletions
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10
drivers/nfc/pn544/pn544.c
View File

@ -675,11 +675,17 @@ static int pn544_hci_im_transceive(struct nfc_hci_dev *hdev,
static int pn544_hci_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb)
{
int r;
/* Set default false for multiple information chaining */
*skb_push(skb, 1) = 0;
return nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE,
PN544_HCI_EVT_SND_DATA, skb->data, skb->len);
r = nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE,
PN544_HCI_EVT_SND_DATA, skb->data, skb->len);
kfree_skb(skb);
return r;
}
static int pn544_hci_check_presence(struct nfc_hci_dev *hdev,

6
net/nfc/hci/core.c
View File

@ -675,8 +675,10 @@ static int hci_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb)
if (hdev->ops->tm_send)
return hdev->ops->tm_send(hdev, skb);
else
return -ENOTSUPP;
kfree_skb(skb);
return -ENOTSUPP;
}
static int hci_check_presence(struct nfc_dev *nfc_dev,