diff options
| author | thorpej <thorpej@NetBSD.org> | 2000-03-22 01:35:14 +0000 |
|---|---|---|
| committer | thorpej <thorpej@NetBSD.org> | 2000-03-22 01:35:14 +0000 |
| commit | ed332d840a08c4001ecf76a486ec57e59f47a36a (patch) | |
| tree | 025fe910f9d2c0a5016f69feffb18645ae74de66 /sys/dev | |
| parent | 86e14c4a11178f0372fa181903c910b35372fa23 (diff) | |
In tlp_cardbus_detach(), only unmap the bus space if we were able to
map it in the first place. Pointed out by enami@netbsd.org.
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/cardbus/if_tlp_cardbus.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/cardbus/if_tlp_cardbus.c b/sys/dev/cardbus/if_tlp_cardbus.c index 65e226114ce..f9c2804aeed 100644 --- a/sys/dev/cardbus/if_tlp_cardbus.c +++ b/sys/dev/cardbus/if_tlp_cardbus.c @@ -1,4 +1,4 @@ -/* $NetBSD: if_tlp_cardbus.c,v 1.21 2000/03/19 21:45:24 thorpej Exp $ */ +/* $NetBSD: if_tlp_cardbus.c,v 1.22 2000/03/22 01:35:14 thorpej Exp $ */ /*- * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc. @@ -392,8 +392,9 @@ tlp_cardbus_detach(self, flags) /* * Release bus space and close window. */ - Cardbus_mapreg_unmap(ct, csc->sc_bar_reg, sc->sc_st, sc->sc_sh, - csc->sc_mapsize); + if (csc->sc_bar_reg != 0) + Cardbus_mapreg_unmap(ct, csc->sc_bar_reg, + sc->sc_st, sc->sc_sh, csc->sc_mapsize); return (0); } |
