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net: Implement missing SO_TIMESTAMPING_NEW cmsg support 

[ Upstream commit 382a32018b74f407008615e0e831d05ed28e81cd ]

Commit 9718475e69 ("socket: Add SO_TIMESTAMPING_NEW") added the new
socket option SO_TIMESTAMPING_NEW. However, it was never implemented in
__sock_cmsg_send thus breaking SO_TIMESTAMPING cmsg for platforms using
SO_TIMESTAMPING_NEW.

Fixes: 9718475e69 ("socket: Add SO_TIMESTAMPING_NEW")
Link: https://lore.kernel.org/netdev/6a7281bf-bc4a-4f75-bb88-7011908ae471@app.fastmail.com/
Signed-off-by: Thomas Lange <thomas@corelatus.se>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Link: https://lore.kernel.org/r/20240104085744.49164-1-thomas@corelatus.se
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Thomas Lange 2024-01-04 09:57:44 +01:00 committed by Greg Kroah-Hartman
parent 14937f47a4
commit c38c5cfd3e
1 changed files with 1 additions and 0 deletions
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net/core/sock.c
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@ -2771,6 +2771,7 @@ int __sock_cmsg_send(struct sock *sk, struct msghdr *msg, struct cmsghdr *cmsg,
sockc->mark = *(u32 *)CMSG_DATA(cmsg); sockc->mark = *(u32 *)CMSG_DATA(cmsg);
break; break;
case SO_TIMESTAMPING_OLD: case SO_TIMESTAMPING_OLD:
case SO_TIMESTAMPING_NEW:
if (cmsg->cmsg_len != CMSG_LEN(sizeof(u32))) if (cmsg->cmsg_len != CMSG_LEN(sizeof(u32)))
return -EINVAL; return -EINVAL;