[src/trunk]: src/sys/dev/ic fix negated loop condition. make break when reset.

[nisimura <nisimura%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/cbd1d341e3c7
branches:  trunk
changeset: 746423:cbd1d341e3c7
user:      nisimura <nisimura%NetBSD.org@localhost>
date:      Tue Mar 31 07:50:42 2020 +0000

description:
fix negated loop condition. make break when reset.

diffstat:

 sys/dev/ic/dm9000.c |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (37 lines):

diff -r e31b3c9f6c38 -r cbd1d341e3c7 sys/dev/ic/dm9000.c
--- a/sys/dev/ic/dm9000.c       Tue Mar 31 07:08:59 2020 +0000
+++ b/sys/dev/ic/dm9000.c       Tue Mar 31 07:50:42 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: dm9000.c,v 1.25 2020/03/31 02:47:34 nisimura Exp $     */
+/*     $NetBSD: dm9000.c,v 1.26 2020/03/31 07:50:42 nisimura Exp $     */
 
 /*
  * Copyright (c) 2009 Paul Fleischer
@@ -484,7 +484,7 @@
        nsr = dme_read(sc, DM9000_NSR);
        spd = Mbps[!!(nsr & DM9000_NSR_SPEED)];
        /* speed/duplexity available also in reg 0x11 of internal PHY */
-#if 1
+#if 0
        if (nsr & DM9000_NSR_LINKST)
                printf("link up,spd%d", spd);
        else
@@ -727,15 +727,16 @@
                                if_statinc(ifp, if_collisions);
                                continue;
                        }
-                       /* pick and forward the this frame to ifq */
+                       /* pick and forward this frame to ifq */
                        if_percpuq_enqueue(ifp->if_percpuq, m);
                } else if (avail != 00) {
                        /* Should this be logged somehow? */
                        printf("%s: Resetting chip\n",
                               device_xname(sc->sc_dev));
                        dme_reset(sc);
+                       break;
                }
-       } while (avail != 01);
+       } while (avail == 01);
        /* frame receieved successfully */
 }