这是indexloc提供的服务，不要输入任何密码
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Guard against possible null pointer dereferences. #97426

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Merged
merged 1 commit into from
Jul 23, 2025
+10 −5
Merged

Guard against possible null pointer dereferences. #97426

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15 changes: 10 additions & 5 deletions tensorflow/lite/delegates/gpu/cl/opencl_wrapper.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -135,9 +135,11 @@ absl::Status LoadOpenCLOnce() {
typedef void (*enableOpenCL_t)();
enableOpenCL_t enableOpenCL =
reinterpret_cast<enableOpenCL_t>(dlsym(libopencl, "enableOpenCL"));
enableOpenCL();
LoadOpenCLFunctions(libopencl, true);
return absl::OkStatus();
if (enableOpenCL != nullptr) {
enableOpenCL();
LoadOpenCLFunctions(libopencl, true);
return absl::OkStatus();
}
}
}
#else
Expand All @@ -148,7 +150,9 @@ absl::Status LoadOpenCLOnce() {
LoadOpenCLFunctions(libopencl, false);
return absl::OkStatus();
}
TFLITE_LOG(INFO) << "Failed to load OpenCL library with dlopen: " << dlerror()
const char* dlerror_result = dlerror();
TFLITE_LOG(INFO) << "Failed to load OpenCL library with dlopen: "
<< (dlerror_result ? dlerror_result : "unknown error")
<< ". Trying ICD loader.";
// Check if OpenCL functions are found via OpenCL ICD Loader.
LoadOpenCLFunctions(libopencl, false);
Expand All @@ -162,7 +166,8 @@ absl::Status LoadOpenCLOnce() {
return absl::UnknownError("OpenCL is not supported.");
}
// record error
std::string error(dlerror());
dlerror_result = dlerror();
std::string error(dlerror_result ? dlerror_result : "unknown error");
return absl::UnknownError(
absl::StrCat("Can not open OpenCL library on this device - ", error));
#endif
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