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Allow key_session to be equal to oec_session when removing entitled key session

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In some rare cases when |oec_session| was already closed, |key_session|
with the same session id will not exist any longer. This is a fix to
allow such case to not return an error.

Test: run opk tests
Bug: 343093320
Change-Id: I3218145ee8c1047a5cc756560e448b178c2c7a93
This commit is contained in:
Cong Lin
2024-12-27 12:09:10 -08:00
committed by conglin
parent d5dae99c48
commit d8b51a0405
1 changed files with 7 additions and 1 deletions
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8
libwvdrmengine/cdm/core/src/oemcrypto_adapter_dynamic.cpp
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@@ -1308,7 +1308,13 @@ class Adapter {
OEMCryptoResult RemoveEntitledKeySession(OEMCrypto_SESSION key_session) {
LevelSession pair = GetSession(key_session);
if (!pair.fcn) return OEMCrypto_ERROR_INVALID_SESSION;
if (!pair.fcn) {
// If the entitlement session with the same session ID was closed before
// the entitled key session, GetSession() will return an empty pair. The
// entitled key session should already be released when its corresponding
// entitlement session was closed. In this case, simply return success.
return OEMCrypto_SUCCESS;
}
if (pair.fcn->version < 16) return OEMCrypto_ERROR_NOT_IMPLEMENTED;
if (pair.fcn->CreateEntitledKeySession == nullptr)
return OEMCrypto_ERROR_NOT_IMPLEMENTED;