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qt-ble: purge pending read data when writing

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This should never happen, since our interface is bassically synchronous,
but it could happen with delayed replies that came in just after we
decided to re-transmit a command.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Linus Torvalds 2018-06-20 15:01:35 +09:00 committed by Dirk Hohndel
parent 21d6531e45
commit 98bd303d93
1 changed files with 3 additions and 0 deletions
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3
core/qt-ble.cpp
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@ -155,6 +155,9 @@ dc_status_t BLEObject::write(const void *data, size_t size, size_t *actual)
if (!receivedPackets.isEmpty()) {
qDebug() << ".. write HIT with still incoming packets in queue";
do {
receivedPackets.takeFirst();
} while (!receivedPackets.isEmpty());
}
QList<QLowEnergyCharacteristic> list = preferredService()->characteristics();