Merge tag 'media/v4.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...

[mirror_ubuntu-bionic-kernel.git] / drivers / media / cec / cec-adap.c

diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c
index eed6c397d8400b0a25c57feb6ef23dc49eac71df..f8a808d45034e048f9b0bc2c764c51d95e22bdc9 100644 (file)
--- a/drivers/media/cec/cec-adap.c
+++ b/drivers/media/cec/cec-adap.c
@@ -1797,12 +1797,19 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
         */
        switch (msg->msg[1]) {
        case CEC_MSG_GET_CEC_VERSION:
-       case CEC_MSG_GIVE_DEVICE_VENDOR_ID:
        case CEC_MSG_ABORT:
        case CEC_MSG_GIVE_DEVICE_POWER_STATUS:
-       case CEC_MSG_GIVE_PHYSICAL_ADDR:
        case CEC_MSG_GIVE_OSD_NAME:
+               /*
+                * These messages reply with a directed message, so ignore if
+                * the initiator is Unregistered.
+                */
+               if (!adap->passthrough && from_unregistered)
+                       return 0;
+               /* Fall through */
+       case CEC_MSG_GIVE_DEVICE_VENDOR_ID:
        case CEC_MSG_GIVE_FEATURES:
+       case CEC_MSG_GIVE_PHYSICAL_ADDR:
                /*
                 * Skip processing these messages if the passthrough mode
                 * is on.
@@ -1810,7 +1817,7 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
                if (adap->passthrough)
                        goto skip_processing;
                /* Ignore if addressing is wrong */
-               if (is_broadcast || from_unregistered)
+               if (is_broadcast)
                        return 0;
                break;