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| author | Al Viro <viro@zeniv.linux.org.uk> | 2020-03-30 22:39:43 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-05-21 03:31:28 +0300 |
| commit | 2e04172875c9daf929659eb5c3ef4b98fdf34396 (patch) | |
| tree | 5b961e119043bd1ad29abda4569528686a06297e /net/ipv6/mcast.c | |
| parent | e986d4dabcb8fab87b36b607bc710e42fe206baf (diff) | |
| download | linux-2e04172875c9daf929659eb5c3ef4b98fdf34396.tar.xz | |
ipv4: do compat setsockopt for MCAST_MSFILTER directly
Parallel to what the native setsockopt() does, except that unlike
the native setsockopt() we do not use memdup_user() - we want
the sockaddr_storage fields properly aligned, so we allocate
4 bytes more and copy compat_group_filter at the offset 4,
which yields the proper alignments.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/ipv6/mcast.c')
0 files changed, 0 insertions, 0 deletions