After sending the start transmit command, the device is supposed to respond with the length of the buffer which can be sent. There might be some residual ir data there.
Cc: stable@vger.kernel.org Signed-off-by: Sean Young sean@mess.org --- drivers/media/rc/ir_toy.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c index 45d39b6e49c0..2b7c8bba4d6a 100644 --- a/drivers/media/rc/ir_toy.c +++ b/drivers/media/rc/ir_toy.c @@ -122,6 +122,7 @@ static void irtoy_response(struct irtoy *irtoy, u32 len) len, irtoy->in); } break; + case STATE_COMMAND_NO_RESP: case STATE_IRDATA: { struct ir_raw_event rawir = { .pulse = irtoy->pulse }; __be16 *in = (__be16 *)irtoy->in; @@ -167,10 +168,8 @@ static void irtoy_response(struct irtoy *irtoy, u32 len) int err;
if (len != 1 || space > MAX_PACKET || space == 0) { - dev_err(irtoy->dev, "packet length expected: %*phN\n", + dev_dbg(irtoy->dev, "packet length expected: %*phN\n", len, irtoy->in); - irtoy->state = STATE_IRDATA; - complete(&irtoy->command_done); break; }
@@ -194,9 +193,6 @@ static void irtoy_response(struct irtoy *irtoy, u32 len) irtoy->tx_len -= buf_len; } break; - case STATE_COMMAND_NO_RESP: - dev_err(irtoy->dev, "unexpected response to reset: %*phN\n", - len, irtoy->in); } }