diff options
Diffstat (limited to 'fs/io_uring.c')
| -rw-r--r-- | fs/io_uring.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index ddff3abff363..3b8465dd0214 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2828,15 +2828,17 @@ static void io_req_map_rw(struct io_kiocb *req, ssize_t io_size, struct iovec *iovec, struct iovec *fast_iov, struct iov_iter *iter) { - req->io->rw.nr_segs = iter->nr_segs; - req->io->rw.size = io_size; - req->io->rw.iov = iovec; - if (!req->io->rw.iov) { - req->io->rw.iov = req->io->rw.fast_iov; - if (req->io->rw.iov != fast_iov) - memcpy(req->io->rw.iov, fast_iov, + struct io_async_rw *rw = &req->io->rw; + + rw->nr_segs = iter->nr_segs; + rw->size = io_size; + if (!iovec) { + rw->iov = rw->fast_iov; + if (rw->iov != fast_iov) + memcpy(rw->iov, fast_iov, sizeof(struct iovec) * iter->nr_segs); } else { + rw->iov = iovec; req->flags |= REQ_F_NEED_CLEANUP; } } |