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Fix a buglet in the driver's DMA buffer list ipmlementation, causing the next- 

in-list (wrong) descriptor structure of the buffer in question to be freed.
This commit is contained in:
kleink 1999-07-10 16:46:19 +00:00
parent 247bd5d560
commit 2422638ad5
2 changed files with 14 additions and 14 deletions
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14
sys/dev/pci/eap.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: eap.c,v 1.25 1999/02/18 07:59:30 mycroft Exp $ */
/* $NetBSD: eap.c,v 1.26 1999/07/10 16:46:19 kleink Exp $ */
/*
* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
@ -1298,13 +1298,13 @@ eap_free(addr, ptr, pool)
int pool;
{
struct eap_softc *sc = addr;
struct eap_dma **p;
struct eap_dma **pp, *p;
for (p = &sc->sc_dmas; *p; p = &(*p)->next) {
if (KERNADDR(*p) == ptr) {
eap_freemem(sc, *p);
*p = (*p)->next;
free(*p, pool);
for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
if (KERNADDR(p) == ptr) {
eap_freemem(sc, p);
*pp = p->next;
free(p, pool);
return;
}
}

14
sys/dev/pci/sv.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: sv.c,v 1.8 1999/04/14 03:26:34 jonathan Exp $ */
/* $NetBSD: sv.c,v 1.9 1999/07/10 16:46:19 kleink Exp $ */
/* $OpenBSD: sv.c,v 1.2 1998/07/13 01:50:15 csapuntz Exp $ */
/*
@ -1459,13 +1459,13 @@ sv_free(addr, ptr, pool)
int pool;
{
struct sv_softc *sc = addr;
struct sv_dma **p;
struct sv_dma **pp, *p;
for (p = &sc->sc_dmas; *p; p = &(*p)->next) {
if (KERNADDR(*p) == ptr) {
sv_freemem(sc, *p);
*p = (*p)->next;
free(*p, pool);
for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
if (KERNADDR(p) == ptr) {
sv_freemem(sc, p);
*pp = p->next;
free(p, pool);
return;
}
}