lwIP - A Lightweight TCP/IP stack - Bugs: bug #51765, pcb->dupacks > 3 logic added...
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bug #51765: pcb->dupacks > 3 logic added in 90873d6 not possible
Submitter: | Joel Cunningham <jcunningham> | ||
Submitted: | Wed 16 Aug 2017 01:37:49 PM UTC | ||
Category: | TCP | Severity: | 3 - Normal |
Item Group: | Faulty Behaviour | Status: | Fixed |
Privacy: | Public | Assigned to: | goldsimon |
Open/Closed: | Closed | Planned Release: | None |
lwIP version: | git head |
Fri 25 Aug 2017 07:17:42 PM UTC, comment #1: |
Simon Goldschmidt <goldsimon> |
Wed 16 Aug 2017 01:37:49 PM UTC, original submission:
The dupacks > 3 logic added in 90873d6 is not possible to reach because the preceding if takes the > 3 case:
|
Joel Cunningham <jcunningham> |
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Follow 4 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2017-08-25 | goldsimon | Item Group | None | Faulty Behaviour | |
Status | None | Fixed | |||
Assigned to | None | goldsimon | |||
Open/Closed | Open | Closed |
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Corresponding source code
Right. Thanks for watching. The 'else' had to be removed:
call tcp_rexmit_fast() more than once on dupacks since the actual transmission is guarded by TF_INFR, not by pcb->dupacks