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| author | Fabien Sanglard <sanglardf@google.com> | 2017-01-18 16:43:18 -0800 |
|---|---|---|
| committer | Fabien Sanglard <sanglardf@google.com> | 2017-01-19 00:47:49 +0000 |
| commit | 45b202513ba7440beaefbf9928f73fb6683dcfbd (patch) | |
| tree | f6a665385bb8c9060d173139cb5dac4762400b9c | |
| parent | fefc4f4e94945bfde3e3aa5524756f36f06b739d (diff) | |
| download | native-45b202513ba7440beaefbf9928f73fb6683dcfbd.tar.gz | |
Fix security vulnerability
Change-Id: I4c9ea3a3177131fa29d2561da71ef18bec3af108
Test: angler, marlin
Bug: 32628763
| -rw-r--r-- | services/surfaceflinger/SurfaceFlinger.cpp | 3 | ||||
| -rw-r--r-- | services/surfaceflinger/SurfaceFlinger_hwc1.cpp | 3 |
2 files changed, 2 insertions, 4 deletions
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp index a10a8138e3..4e97321dbf 100644 --- a/services/surfaceflinger/SurfaceFlinger.cpp +++ b/services/surfaceflinger/SurfaceFlinger.cpp @@ -2152,8 +2152,7 @@ void SurfaceFlinger::setTransactionState( if (s.client != NULL) { sp<IBinder> binder = IInterface::asBinder(s.client); if (binder != NULL) { - String16 desc(binder->getInterfaceDescriptor()); - if (desc == ISurfaceComposerClient::descriptor) { + if (binder->queryLocalInterface(ISurfaceComposerClient::descriptor) != NULL) { sp<Client> client( static_cast<Client *>(s.client.get()) ); transactionFlags |= setClientStateLocked(client, s.state); } diff --git a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp index 7f3b269f0e..8f6fd660e4 100644 --- a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp +++ b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp @@ -2168,8 +2168,7 @@ void SurfaceFlinger::setTransactionState( if (s.client != NULL) { sp<IBinder> binder = IInterface::asBinder(s.client); if (binder != NULL) { - String16 desc(binder->getInterfaceDescriptor()); - if (desc == ISurfaceComposerClient::descriptor) { + if (binder->queryLocalInterface(ISurfaceComposerClient::descriptor) != NULL) { sp<Client> client( static_cast<Client *>(s.client.get()) ); transactionFlags |= setClientStateLocked(client, s.state); } |