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Differential D31420

Fix panic in IPv6 multicast code
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Authored by ae on Aug 5 2021, 8:59 AM.
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melifaro
Group Reviewers
network
Commits
rG6144be57c0ab: Fix panic in IPv6 multicast code.
rG40ec2323e689: Fix panic in IPv6 multicast code.
rGd477a7feed17: Fix panic in IPv6 multicast code.
Summary
Add check that ifp supports IPv6 multicasts in in6_getmulti.

This fixes panic when user application tries to join into multicast
group on an interface that doesn't support IPv6 multicasts, like
IFT_PFLOG interfaces.

PR:             257302

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Repository
rS FreeBSD src repository - subversion
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Buildable 40865
Build 37754: arc lint + arc unit

Revision Contents
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PathSize
sys/
netinet6/
11 lines

Diff 93250

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sys/netinet6/in6_mcast.c

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