diff options
| author | Hannes Reinecke <hare@suse.de> | 2023-07-26 21:15:52 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-07-27 19:49:34 -0700 |
| commit | c004b0e00c94322a2f82a8b0b7711ed938097774 (patch) | |
| tree | 7e09e92335919cd787eae82d677c84326302f795 /net | |
| parent | e22e358bbeb3256e2eb854493b46c815402087bb (diff) | |
net/tls: handle MSG_EOR for tls_device TX flow
tls_push_data() MSG_MORE, but bails out on MSG_EOR.
Seeing that MSG_EOR is basically the opposite of MSG_MORE
this patch adds handling MSG_EOR by treating it as the
absence of MSG_MORE.
Consequently we should return an error when both are set.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20230726191556.41714-3-hare@suse.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/tls/tls_device.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 2021fe557e50..5df18f696d7f 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -441,9 +441,13 @@ static int tls_push_data(struct sock *sk, long timeo; if (flags & - ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL | MSG_SPLICE_PAGES)) + ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL | + MSG_SPLICE_PAGES | MSG_EOR)) return -EOPNOTSUPP; + if ((flags & (MSG_MORE | MSG_EOR)) == (MSG_MORE | MSG_EOR)) + return -EINVAL; + if (unlikely(sk->sk_err)) return -sk->sk_err; |