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

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

Add a check condition before setting HCI rx buffer.

Cc: stable@vger.kernel.org
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
steinar/wifi_calib_4_9_kernel
Christophe Ricard 2015-08-19 21:26:42 +02:00 committed by Samuel Ortiz
parent c04c674fad
commit 5a9e0ffc0f
1 changed files with 1 additions and 1 deletions
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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;