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ICMP Echo replies yield wrong checksum #17

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tabascoeye opened this issue Jun 10, 2015 · 0 comments
Closed

ICMP Echo replies yield wrong checksum #17

tabascoeye opened this issue Jun 10, 2015 · 0 comments

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@tabascoeye
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When an ICMP Echo request with either NO payload (data) or an arbirtary amount of 0x00 Bytes as payload reaches LWIP, it responds with an ICMP packet with a wrong checksum (0x0000 instead of 0xffff).

This is a comparison error in icmp.c
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@tabascoeye