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From: | Corentin |
Subject: | [lwip-devel] [bug #61590] DNS Servers Limit when DNS_MAX_SERVERS > LWIP_DHCP_MAX_DNS_SERVERS |
Date: | Tue, 30 Nov 2021 11:00:00 -0500 (EST) |
User-agent: | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.1 Safari/605.1.15 |
URL: <https://savannah.nongnu.org/bugs/?61590> Summary: DNS Servers Limit when DNS_MAX_SERVERS > LWIP_DHCP_MAX_DNS_SERVERS Project: lwIP - A Lightweight TCP/IP stack Submitted by: corentin Submitted on: Tue 30 Nov 2021 03:59:58 PM UTC Category: DHCP Severity: 3 - Normal Item Group: None Status: None Privacy: Public Assigned to: None Open/Closed: Open Discussion Lock: Any Planned Release: None lwIP version: git head _______________________________________________________ Details: When DNS_MAX_SERVERS > LWIP_DHCP_MAX_DNS_SERVERS, the limit number of DNS servers provided by decode_len in function dhcp_parse_reply is set by DNS_MAX_SERVERS. this generate an LWIP_ASSERT (decode_idx < DHCP_OPTION_IDX_MAX) when DHCP send much than LWIP_DHCP_MAX_DNS_SERVERS. See watched a patch that sound fix this issue. _______________________________________________________ File Attachments: ------------------------------------------------------- Date: Tue 30 Nov 2021 03:59:58 PM UTC Name: dhcp_dns.patch Size: 709B By: corentin <http://savannah.nongnu.org/bugs/download.php?file_id=52390> _______________________________________________________ Reply to this item at: <https://savannah.nongnu.org/bugs/?61590> _______________________________________________ Message sent via Savannah https://savannah.nongnu.org/
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