[PATCH 4.2 010/134] nfc: nci: hci: Add check on skb nci_hci_send_cmd parameter

4.2-stable review patch. If anyone has any objections, please let me know. -- From: Christophe Ricard commit 5a9e0ffc0f128ecdf7c770f76c268e4f9f3c9118 upstream. skb can be NULL and may lead to a NULL pointer error. Add a check condition before setting HCI rx buffer.

[PATCH 4.2 010/134] nfc: nci: hci: Add check on skb nci_hci_send_cmd parameter

4.2-stable review patch. If anyone has any objections, please let me know. -- From: Christophe Ricard commit 5a9e0ffc0f128ecdf7c770f76c268e4f9f3c9118 upstream. skb can be NULL and may lead to a NULL pointer error. Add a check condition before