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Release allocated memory and bus_space_handle on an error.

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Reviewed by:	jhay
This commit is contained in:
Yoshihiro Takahashi 2002-02-19 14:58:11 +00:00
parent 7d8cb95f1c
commit 5aa967d922
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=90925
1 changed files with 21 additions and 3 deletions
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24
sys/dev/puc/puc.c
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@ -287,8 +287,10 @@ puc_pci_attach(device_t dev)
} else {
rle->res = malloc(sizeof(struct resource), M_DEVBUF,
M_WAITOK | M_ZERO);
if (rle->res == NULL)
if (rle->res == NULL) {
free(pdev, M_DEVBUF);
return (ENOMEM);
}
rle->res->r_start = rman_get_start(res) +
sc->sc_desc->ports[i].offset;
@ -304,8 +306,16 @@ puc_pci_attach(device_t dev)
childunit = puc_find_free_unit(typestr);
sc->sc_ports[i].dev = device_add_child(dev, typestr, childunit);
if (sc->sc_ports[i].dev == NULL)
if (sc->sc_ports[i].dev == NULL) {
if (sc->barmuxed) {
bus_space_unmap(rman_get_bustag(rle->res),
rman_get_bushandle(rle->res),
8);
free(rle->res, M_DEVBUF);
free(pdev, M_DEVBUF);
}
continue;
}
device_set_ivars(sc->sc_ports[i].dev, pdev);
device_set_desc(sc->sc_ports[i].dev, sc->sc_desc->name);
if (!bootverbose)
@ -317,7 +327,15 @@ puc_pci_attach(device_t dev)
sc->sc_desc->ports[i].offset);
print_resource_list(&pdev->resources);
#endif
device_probe_and_attach(sc->sc_ports[i].dev);
if (device_probe_and_attach(sc->sc_ports[i].dev) != 0) {
if (sc->barmuxed) {
bus_space_unmap(rman_get_bustag(rle->res),
rman_get_bushandle(rle->res),
8);
free(rle->res, M_DEVBUF);
free(pdev, M_DEVBUF);
}
}
}
#ifdef PUC_DEBUG