diff options
| author | David Lamparter <[email protected]> | 2023-02-24 16:01:24 +0100 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2023-02-24 12:59:02 -0700 |
| commit | 7605c43d67face310b4b87dee1a28bc0c8cd8c0f (patch) | |
| tree | 0f4d1c815247cf617bb97e0780d75e6604136a1d | |
| parent | 977bc87356107fb946fb4ff24f1e4c241b5043ec (diff) | |
io_uring: remove MSG_NOSIGNAL from recvmsg
MSG_NOSIGNAL is not applicable for the receiving side, SIGPIPE is
generated when trying to write to a "broken pipe". AF_PACKET's
packet_recvmsg() does enforce this, giving back EINVAL when MSG_NOSIGNAL
is set - making it unuseable in io_uring's recvmsg.
Remove MSG_NOSIGNAL from io_recvmsg_prep().
Cc: [email protected] # v5.10+
Signed-off-by: David Lamparter <[email protected]>
Cc: Eric Dumazet <[email protected]>
Cc: Jens Axboe <[email protected]>
Reviewed-by: Eric Dumazet <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
| -rw-r--r-- | io_uring/net.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/io_uring/net.c b/io_uring/net.c index cbd4b725f58c..b7f190ca528e 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -567,7 +567,7 @@ int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) sr->flags = READ_ONCE(sqe->ioprio); if (sr->flags & ~(RECVMSG_FLAGS)) return -EINVAL; - sr->msg_flags = READ_ONCE(sqe->msg_flags) | MSG_NOSIGNAL; + sr->msg_flags = READ_ONCE(sqe->msg_flags); if (sr->msg_flags & MSG_DONTWAIT) req->flags |= REQ_F_NOWAIT; if (sr->msg_flags & MSG_ERRQUEUE) |