4.2-stable review patch. If anyone has any objections, please let me know.
------------------
From: Christophe Ricard <christophe.ric...@gmail.com>
commit 5a9e0ffc0f128ecdf7c770f76c268e4f9f3c9118 upstream.
skb can be NULL and may lead to a NULL pointer error.
Add a check condition before setting HCI rx buffer.
Signed-off-by: Christophe Ricard <christophe-h.ric...@st.com>
Signed-off-by: Samuel Ortiz <sa...@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
net/nfc/nci/hci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/nfc/nci/hci.c
+++ b/net/nfc/nci/hci.c
@@ -233,7 +233,7 @@ int nci_hci_send_cmd(struct nci_dev *nde
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;
--
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