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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2020-03-30 15:39:43 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-05-20 20:31:28 -0400 |
| commit | 2e04172875c9daf929659eb5c3ef4b98fdf34396 (patch) | |
| tree | 5b961e119043bd1ad29abda4569528686a06297e /include/net/ipv6.h | |
| parent | set_mcast_msfilter(): take the guts of setsockopt(MCAST_MSFILTER) into a helper (diff) | |
| download | linux-dev-2e04172875c9daf929659eb5c3ef4b98fdf34396.tar.xz linux-dev-2e04172875c9daf929659eb5c3ef4b98fdf34396.zip | |
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 '')
0 files changed, 0 insertions, 0 deletions