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| author | Arjun Roy <arjunroy@google.com> | 2021-02-11 13:21:07 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-02-11 18:25:05 -0800 |
| commit | 3c5a2fd042d0bfac71a2dfb99515723d318df47b (patch) | |
| tree | bc4d1719f93484e52dcd327e014378c00702dfeb /net/Kconfig | |
| parent | 9fbb4a7ac463c9a7240787f6d9481ec6f8048a74 (diff) | |
| download | linux-3c5a2fd042d0bfac71a2dfb99515723d318df47b.tar.bz2 | |
tcp: Sanitize CMSG flags and reserved args in tcp_zerocopy_receive.
Explicitly define reserved field and require it and any subsequent
fields to be zero-valued for now. Additionally, limit the valid CMSG
flags that tcp_zerocopy_receive accepts.
Fixes: 7eeba1706eba ("tcp: Add receive timestamp support for receive zerocopy.")
Signed-off-by: Arjun Roy <arjunroy@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com>
Suggested-by: David Ahern <dsahern@gmail.com>
Suggested-by: Leon Romanovsky <leon@kernel.org>
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/Kconfig')
0 files changed, 0 insertions, 0 deletions