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When attaching as console, unmap the device on failure.

This commit is contained in:
gmcgarry 2001-12-16 02:02:05 +00:00
parent c8006a73d3
commit ac1f9fcc8c
1 changed files with 5 additions and 2 deletions
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7
sys/arch/hp300/dev/grf_tc.c
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@ -1,4 +1,4 @@
/* $NetBSD: grf_tc.c,v 1.19 2001/12/14 08:34:28 gmcgarry Exp $ */
/* $NetBSD: grf_tc.c,v 1.20 2001/12/16 02:02:05 gmcgarry Exp $ */
/*-
* Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
@ -718,8 +718,10 @@ topcatcnattach(bus_space_tag_t bst, bus_addr_t addr, int scode)
va = bus_space_vaddr(bst, bsh);
grf = (struct grfreg *)va;
if (grf->gr_id != GRFHWID)
if (grf->gr_id != GRFHWID) {
bus_space_unmap(bst, bsh, NBPG);
return (1);
}
switch (grf->gr_id2) {
case GID_TOPCAT:
@ -739,6 +741,7 @@ topcatcnattach(bus_space_tag_t bst, bus_addr_t addr, int scode)
break;
default:
bus_space_unmap(bst, bsh, NBPG);
return (1);
}