diff options
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/port100.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c index 2d4bbe3fad57..14a3cc2d0fd6 100644 --- a/drivers/nfc/port100.c +++ b/drivers/nfc/port100.c @@ -809,6 +809,12 @@ static int port100_send_cmd_async(struct port100 *dev, u8 cmd_code, PORT100_FRAME_MAX_PAYLOAD_LEN + PORT100_FRAME_TAIL_LEN; + if (dev->cmd) { + nfc_err(&dev->interface->dev, + "A command is still in process\n"); + return -EBUSY; + } + resp = alloc_skb(resp_len, GFP_KERNEL); if (!resp) return -ENOMEM; |