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output: avoid crashing on no crtc (#58)

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dual gpus can init with no crtc and later rescan for them, however
getRenderFormats might be called before that happends and null ptr
deref, guard against it.
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Tom Englund 2024-08-20 21:10:13 +02:00 committed by GitHub
parent b474796cdb
commit b02d4f4d72
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4
src/backend/drm/DRM.cpp
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@ -1718,6 +1718,10 @@ size_t Aquamarine::CDRMOutput::getGammaSize() {
}
std::vector<SDRMFormat> Aquamarine::CDRMOutput::getRenderFormats() {
if (!connector->crtc || !connector->crtc->primary || connector->crtc->primary->formats.empty()) {
backend->log(AQ_LOG_ERROR, "Can't get formats: no crtc");
return {};
}
return connector->crtc->primary->formats;
}