io_uring/net: clarify io_recv_buf_select() return value

It returns 0 on success, less than zero on error.

Link: https://lore.kernel.org/r/20250821020750.598432-5-axboe@kernel.dk
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/io_uring/net.c b/io_uring/net.c
index a8a6586..381454e 100644 (file)
--- a/io_uring/net.c
+++ b/io_uring/net.c
@@ -1197,7 +1197,7 @@ int io_recv(struct io_kiocb *req, unsigned int issue_flags)
 retry_multishot:
        if (io_do_buffer_select(req)) {
                ret = io_recv_buf_select(req, kmsg, &len, issue_flags);
-               if (unlikely(ret)) {
+               if (unlikely(ret < 0)) {
                        kmsg->msg.msg_inq = -1;
                        goto out_free;
                }