diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/io_uring.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index 759301bdb19b..097701782339 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2205,7 +2205,8 @@ static int io_read_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe, if (unlikely(!(req->file->f_mode & FMODE_READ))) return -EBADF; - if (!req->io) + /* either don't need iovec imported or already have it */ + if (!req->io || req->flags & REQ_F_NEED_CLEANUP) return 0; io = req->io; @@ -2293,7 +2294,8 @@ static int io_write_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe, if (unlikely(!(req->file->f_mode & FMODE_WRITE))) return -EBADF; - if (!req->io) + /* either don't need iovec imported or already have it */ + if (!req->io || req->flags & REQ_F_NEED_CLEANUP) return 0; io = req->io; @@ -2993,6 +2995,9 @@ static int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) if (!io || req->opcode == IORING_OP_SEND) return 0; + /* iovec is already imported */ + if (req->flags & REQ_F_NEED_CLEANUP) + return 0; io->msg.iov = io->msg.fast_iov; ret = sendmsg_copy_msghdr(&io->msg.msg, sr->msg, sr->msg_flags, @@ -3143,6 +3148,9 @@ static int io_recvmsg_prep(struct io_kiocb *req, if (!io || req->opcode == IORING_OP_RECV) return 0; + /* iovec is already imported */ + if (req->flags & REQ_F_NEED_CLEANUP) + return 0; io->msg.iov = io->msg.fast_iov; ret = recvmsg_copy_msghdr(&io->msg.msg, sr->msg, sr->msg_flags, |