4.9-stable review patch. If anyone has any objections, please let me know.
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From: Hans Verkuil hansverk@cisco.com
[ Upstream commit a24f56d47930492c94ef6875bf45adf7607ca1a4 ]
This is a 2.0 only message, so it should return Feature Abort if the adapter is configured for CEC version 1.4.
Right now it does nothing, which means that the sender will time out.
Signed-off-by: Hans Verkuil hansverk@cisco.com Signed-off-by: Mauro Carvalho Chehab mchehab@s-opensource.com Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/staging/media/cec/cec-adap.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/staging/media/cec/cec-adap.c +++ b/drivers/staging/media/cec/cec-adap.c @@ -1557,9 +1557,9 @@ static int cec_receive_notify(struct cec }
case CEC_MSG_GIVE_FEATURES: - if (adap->log_addrs.cec_version >= CEC_OP_CEC_VERSION_2_0) - return cec_report_features(adap, la_idx); - return 0; + if (adap->log_addrs.cec_version < CEC_OP_CEC_VERSION_2_0) + return cec_feature_abort(adap, msg); + return cec_report_features(adap, la_idx);
default: /*