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If the driver only supports one media type, and ifmedia_ioctl() is called to 

select the current medium, (and it is not autoselect), assume no change and
do not try to select the medium. Fixes 'ifconfig le0 medium 10base5' on sparc2
without requiring a 'do nothing' mediachange callback.
This commit is contained in:
abs 1999-04-30 17:30:49 +00:00
parent ef6e15ad0e
commit 175b821dfe
1 changed files with 3 additions and 2 deletions
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5
sys/net/if_media.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_media.c,v 1.3 1998/08/30 07:39:39 enami Exp $ */
/* $NetBSD: if_media.c,v 1.4 1999/04/30 17:30:49 abs Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -260,7 +260,8 @@ ifmedia_ioctl(ifp, ifr, ifm, cmd)
* Similarly, if best match changed (kernel debugger?).
*/
if ((IFM_SUBTYPE(newmedia) != IFM_AUTO) &&
(newmedia == ifm->ifm_media) &&
(newmedia == ifm->ifm_media || (ifm->ifm_media == 0 &&
LIST_NEXT(ifm->ifm_list.lh_first,ifm_list)==0)) &&
(match == ifm->ifm_cur))
return 0;