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ECAL - GPU unpacker buffer overflow fix #38088

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merged 1 commit into from May 30, 2022
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ECAL - GPU unpacker buffer overflow fix #38088

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5 changes: 4 additions & 1 deletion EventFilter/EcalRawToDigi/plugins/DeclsForKernels.h
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Expand Up @@ -17,7 +17,10 @@ namespace ecal {

constexpr auto empty_event_size = EMPTYEVENTSIZE;
constexpr uint32_t nfeds_max = 54;
constexpr uint32_t nbytes_per_fed_max = 10 * 1024;
constexpr uint32_t nbytes_per_fed_max = 41616; // max FED size in full readout mode
// DCC header and trailer: 10 words (64bit),
// TCC block: 18 words, SR block 6 words,
// (25 channels per tower * 3 words + 1 header word) * 68 towers

struct InputDataCPU {
cms::cuda::host::unique_ptr<unsigned char[]> data;
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