Read events from all PCBs as long as there's no error.

From Christian Ludwig.

diff --git a/sys/dev/dt/dt_dev.c b/sys/dev/dt/dt_dev.c
index 99ce128..98b11ff 100644 (file)
--- a/sys/dev/dt/dt_dev.c
+++ b/sys/dev/dt/dt_dev.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: dt_dev.c,v 1.34 2024/08/18 08:23:58 mpi Exp $ */
+/*     $OpenBSD: dt_dev.c,v 1.35 2024/08/21 09:27:37 mpi Exp $ */
 
 /*
  * Copyright (c) 2019 Martin Pieuchot <mpi@openbsd.org>
@@ -239,7 +239,7 @@ dtread(dev_t dev, struct uio *uio, int flags)
        TAILQ_FOREACH(dp, &sc->ds_pcbs, dp_snext) {
                count = 0;
                error = dt_pcb_ring_copy(dp, uio, max, &count, &dropped);
-               if (error || count == 0)
+               if (error && count == 0)
                        break;
 
                read += count;