83   return Error::NONE;  in FreeBuffer()
94   return Error::NONE;  in ValidateBufferSize()
128   return Error::NONE;  in ImportHandleLocked()
150   return Error::NONE;  in MapBuffer()
157     return Error::NONE;  in IsBufferImported()
164   auto err = Error::NONE;  in RetainBuffer()
190   return Error::NONE;  in ReleaseBuffer()
195   auto err = Error::NONE;  in LockBuffer()
218   if (err == Error::NONE && (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION) &&  in LockBuffer()
227   if (err == Error::NONE && CpuCanWrite(usage)) {  in LockBuffer()
237   auto status = Error::NONE;  in UnlockBuffer()
379   return Error::NONE;  in AllocateBuffer()
404   return Error::NONE;  in Dump()