io_uring: kill io_recv_buffer_select() wrapper

It's just a thin wrapper around io_buffer_select(), get rid of it.
Signed-off-by: Jens Axboe <axboe@kernel.dk>

fs/io_uring.c

@@ -5495,14 +5495,6 @@ static int io_recvmsg_copy_hdr(struct io_kiocb *req,
 	return __io_recvmsg_copy_hdr(req, iomsg);
 }
 
-static struct io_buffer *io_recv_buffer_select(struct io_kiocb *req,
-					       unsigned int issue_flags)
-{
-	struct io_sr_msg *sr = &req->sr_msg;
-
-	return io_buffer_select(req, &sr->len, sr->bgid, issue_flags);
-}
-
 static int io_recvmsg_prep_async(struct io_kiocb *req)
 {
 	int ret;
@@ -5566,7 +5558,7 @@ static int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags)
 		return io_setup_async_msg(req, kmsg);
 
 	if (req->flags & REQ_F_BUFFER_SELECT) {
-		kbuf = io_recv_buffer_select(req, issue_flags);
+		kbuf = io_buffer_select(req, &sr->len, sr->bgid, issue_flags);
 		if (IS_ERR(kbuf))
 			return PTR_ERR(kbuf);
 		kmsg->fast_iov[0].iov_base = u64_to_user_ptr(kbuf->addr);
@@ -5630,7 +5622,7 @@ static int io_recv(struct io_kiocb *req, unsigned int issue_flags)
 		return -ENOTSOCK;
 
 	if (req->flags & REQ_F_BUFFER_SELECT) {
-		kbuf = io_recv_buffer_select(req, issue_flags);
+		kbuf = io_buffer_select(req, &sr->len, sr->bgid, issue_flags);
 		if (IS_ERR(kbuf))
 			return PTR_ERR(kbuf);
 		buf = u64_to_user_ptr(kbuf->addr);