mirror of https://github.com/PentHertz/srsLTE.git
Simplify if condition in checking the maximum allocated SNs in PDCP
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@ -569,12 +569,12 @@ bool pdcp_entity_lte::store_sdu(uint32_t sn, const unique_byte_buffer_t& sdu)
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auto fms_it = undelivered_sdus_queue.begin();
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uint32_t fms_sn = fms_it->first;
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int32_t diff = sn - fms_sn;
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if (diff > 0 && (uint32_t)diff > maximum_allocated_sns_window) {
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if (diff > (int32_t)maximum_allocated_sns_window) {
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// This SN is too large to assign, it may cause HFN de-synchronization.
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logger.debug("This SN is too large to assign. Discarding. SN=%d, FMS=%d, diff=%d", sn, fms_sn, diff);
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return false;
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}
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if (diff < 0 && diff < ((-1) * (int32_t)maximum_allocated_sns_window)) {
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if (diff < 0 && diff > -((int32_t)maximum_allocated_sns_window)) {
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// This SN is too large to assign, it may cause HFN de-synchronization.
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logger.debug("This SN is too large to assign. Discarding. SN=%d, FMS=%d, diff=%d", sn, fms_sn, diff);
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return false;
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