diff options
| author | Morten Johan Sørvig <morten.sorvig@qt.io> | 2019-04-27 00:27:19 +0200 |
|---|---|---|
| committer | Jani Heikkinen <jani.heikkinen@qt.io> | 2019-05-14 10:59:57 +0000 |
| commit | 6d7c7a5ddafc8005969d4d99dc0c92b49ac4bcb3 (patch) | |
| tree | 194076ba63be20180ebd11a0308110f91876615f | |
| parent | 22c3c55de44b9b900b5e4d7040a9c3f906d0bfa1 (diff) | |
wasm: prevent crash on null backingstore pointer
We can get draw calls in between creating the platform
window and the platform backing store.
Task-number: QTBUG-75463
Change-Id: If0b67d40fac84e466f204ec23a267aa4c6121cbd
Reviewed-by: Lorn Potter <lorn.potter@gmail.com>
| -rw-r--r-- | src/plugins/platforms/wasm/qwasmcompositor.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/plugins/platforms/wasm/qwasmcompositor.cpp b/src/plugins/platforms/wasm/qwasmcompositor.cpp index e6a69c4814..b3234197d0 100644 --- a/src/plugins/platforms/wasm/qwasmcompositor.cpp +++ b/src/plugins/platforms/wasm/qwasmcompositor.cpp @@ -251,6 +251,8 @@ void QWasmCompositor::blit(QOpenGLTextureBlitter *blitter, QWasmScreen *screen, void QWasmCompositor::drawWindowContent(QOpenGLTextureBlitter *blitter, QWasmScreen *screen, QWasmWindow *window) { QWasmBackingStore *backingStore = window->backingStore(); + if (!backingStore) + return; QOpenGLTexture const *texture = backingStore->getUpdatedTexture(); |