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nfc: nci: hci: Add check on skb nci_hci_send_cmd parameter

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skb can be NULL and may lead to a NULL pointer error.

Add a check condition before setting HCI rx buffer.

Cc: [email protected]
Signed-off-by: Christophe Ricard <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
This commit is contained in:
Christophe Ricard 2015-08-19 21:26:42 +02:00 • committed by Samuel Ortiz
commit 5a9e0ffc0f
1 changed files with 1 additions and 1 deletions
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2
net/nfc/nci/hci.c
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@ -233,7 +233,7 @@ int nci_hci_send_cmd(struct nci_dev *ndev, u8 gate, u8 cmd,
r = nci_request(ndev, nci_hci_send_data_req, (unsigned long)&data,
msecs_to_jiffies(NCI_DATA_TIMEOUT));
if (r == NCI_STATUS_OK)
if (r == NCI_STATUS_OK && skb)
*skb = conn_info->rx_skb;
return r;