fixed compiler warnings if NDEBUG enabled in core code

[fio.git] / io_u.c

diff --git a/io_u.c b/io_u.c
index eec378ddc0258169e3edbeb84046f7f27cef6282..8da790027f8e3c51aadfa870495350d737adbb58 100644 (file)
--- a/io_u.c
+++ b/io_u.c
@@ -1570,7 +1570,6 @@ struct io_u *__get_io_u(struct thread_data *td)
 {
        const bool needs_lock = td_async_processing(td);
        struct io_u *io_u = NULL;
-       int ret;
 
        if (td->stop_io)
                return NULL;
@@ -1604,14 +1603,16 @@ again:
                io_u_set(td, io_u, IO_U_F_IN_CUR_DEPTH);
                io_u->ipo = NULL;
        } else if (td_async_processing(td)) {
+               int ret;
                /*
                 * We ran out, wait for async verify threads to finish and
                 * return one
                 */
                assert(!(td->flags & TD_F_CHILD));
                ret = pthread_cond_wait(&td->free_cond, &td->io_u_lock);
-               assert(ret == 0);
-               if (!td->error)
+               if (fio_unlikely(ret != 0)) {
+                       td->error = errno;
+               } else if (!td->error)
                        goto again;
        }