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Extend mbus_recv_frame with simple echo cancelation

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Stefan Wahren
2012-10-03 23:31:37 +02:00
parent af80dda0d8
commit f7e238afdd
1 changed files with 7 additions and 0 deletions
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7
mbus/mbus-protocol-aux.c
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@ -1467,6 +1467,13 @@ mbus_recv_frame(mbus_handle * handle, mbus_frame *frame)
} }
result = handle->recv(handle, frame); result = handle->recv(handle, frame);
/* frame valid, but wrong direction */
if (mbus_frame_direction(frame) == MBUS_CONTROL_MASK_DIR_M2S)
{
/* purge echo and retry (echo cancelation) */
result = handle->recv(handle, frame);
}
if (frame != NULL) if (frame != NULL)
{ {