lwIP - A Lightweight TCP/IP stack - Bugs: bug #46524, Device as dhcp server does not...
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bug #46524: Device as dhcp server does not work after upgrade to lwip-1.4.1
Submitter: | Axel Lin <axellin> | ||
Submitted: | Wed 25 Nov 2015 06:48:35 AM UTC | ||
Category: | None | Severity: | 3 - Normal |
Item Group: | None | Status: | Fixed |
Privacy: | Public | Assigned to: | goldsimon |
Open/Closed: | Closed | Planned Release: | None |
lwIP version: | 1.4.1 |
Jump to the original submission
Wed 24 Feb 2016 09:14:38 PM UTC, comment #7: |
Simon Goldschmidt <goldsimon> |
Fri 19 Feb 2016 08:59:48 AM UTC, comment #6: The patch checks dst for correct subnet (subnet-broadcasts) and src for NULL. I'd instead check for correct subnet or dst==255.255.255.255. Additionally, for dst==255.255.255.255 but local_ip not ANY, a pcb matching the inp-subnet should be the best bet. This adds additional checks...
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Simon Goldschmidt <goldsimon> |
Fri 19 Feb 2016 02:56:43 AM UTC, comment #5: Hi,
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Axel Lin <axellin> |
Thu 18 Feb 2016 07:59:15 PM UTC, comment #4: Right. Sorry for comment #2 :-)
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Simon Goldschmidt <goldsimon> |
Fri 29 Jan 2016 02:52:50 PM UTC, comment #3: Actually, I already tried the master tree when I reported this issue.
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Axel Lin <axellin> |
Fri 29 Jan 2016 08:43:42 AM UTC, comment #2: I think I remember changes somewhere in this area since 1.4.1, could you try master? (or wait for a 1.5.0 release candidate?) |
Simon Goldschmidt <goldsimon> |
Thu 26 Nov 2015 01:56:14 AM UTC, comment #1: The device is running a dhcp server.
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Axel Lin <axellin> |
Wed 25 Nov 2015 06:48:35 AM UTC, original submission:
hi,
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Axel Lin <axellin> |
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Items that depend on this one: None found
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Follow 7 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2016-02-24 | goldsimon | Status | None | Fixed | |
Assigned to | None | goldsimon | |||
Open/Closed | Open | Closed | |||
2016-02-18 | goldsimon | Status | Need Info | None | |
2016-01-29 | goldsimon | Status | None | Need Info | |
2015-11-27 | axellin | Attached File | - | Added 0001-udp-Simplify-the-if-IP_SOF_BROADCAST_RECV-guard-in-u.patch, #35570 | |
Attached File | - | Added 0002-udp-Allow-matching-0.0.0.0-source-address-for-UDP-br.patch, #35571 |
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Corresponding source code
Fixed by accepting local match for dst==255.255.255.255