struct io_sr_msg *sr = &req->sr_msg;
struct io_buffer *kbuf;
- if (!(req->flags & REQ_F_BUFFER_SELECT))
- return NULL;
-
kbuf = io_buffer_select(req, &sr->len, sr->bgid, sr->kbuf, needs_lock);
if (IS_ERR(kbuf))
return kbuf;
{
struct io_async_msghdr iomsg, *kmsg;
struct socket *sock;
- struct io_buffer *kbuf;
+ struct io_buffer *kbuf = NULL;
unsigned flags;
int ret, cflags = 0;
kmsg = &iomsg;
}
- kbuf = io_recv_buffer_select(req, &cflags, !force_nonblock);
- if (IS_ERR(kbuf)) {
- return PTR_ERR(kbuf);
- } else if (kbuf) {
+ if (req->flags & REQ_F_BUFFER_SELECT) {
+ kbuf = io_recv_buffer_select(req, &cflags, !force_nonblock);
+ if (IS_ERR(kbuf))
+ return PTR_ERR(kbuf);
kmsg->fast_iov[0].iov_base = u64_to_user_ptr(kbuf->addr);
iov_iter_init(&kmsg->msg.msg_iter, READ, kmsg->iov,
1, req->sr_msg.len);
if (unlikely(!sock))
return ret;
- kbuf = io_recv_buffer_select(req, &cflags, !force_nonblock);
- if (IS_ERR(kbuf))
- return PTR_ERR(kbuf);
- else if (kbuf)
+ if (req->flags & REQ_F_BUFFER_SELECT) {
+ kbuf = io_recv_buffer_select(req, &cflags, !force_nonblock);
+ if (IS_ERR(kbuf))
+ return PTR_ERR(kbuf);
buf = u64_to_user_ptr(kbuf->addr);
+ }
ret = import_single_range(READ, buf, sr->len, &iov, &msg.msg_iter);
if (unlikely(ret))