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QUIC: fix ECN feedback delta computation against stored counts - #349

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rpaulo wants to merge 1 commit into
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rpaulo:ecn-fix
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rpaulo wants to merge 1 commit into
apple:mainfrom
rpaulo:ecn-fix

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@rpaulo

@rpaulo rpaulo commented Nov 14, 2026

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  • Persist accepted ECN feedback by assigning the full counter instead of mutating a local copy that was discarded
  • Ensures validation computes increases against the previously accepted feedback per RFC 9000 13.4.2.1
  • Add test covering ACKs where peer ECN counts do not increase

- Persist accepted ECN feedback by assigning the full counter instead of
  mutating a local copy that was discarded
- Ensures validation computes increases against the previously accepted
  feedback per RFC 9000 13.4.2.1
- Add test covering ACKs where peer ECN counts do not increase
@rpaulo rpaulo added the 🔨 semver/patch No public API change. label Nov 14, 2026
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