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nexus: Fix resouce allocation

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This commit is contained in:
Sebastian Huber 2014-10-01 11:20:43 +02:00
parent 9cea6da780
commit d43544ef12
1 changed files with 13 additions and 12 deletions
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29
rtemsbsd/rtems/rtems-bsd-nexus.c
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@ -132,7 +132,6 @@ static struct resource *
nexus_alloc_resource(device_t bus, device_t child, int type, int *rid, nexus_alloc_resource(device_t bus, device_t child, int type, int *rid,
u_long start, u_long end, u_long count, u_int flags) u_long start, u_long end, u_long count, u_int flags)
{ {
struct resource *rv;
struct rman *rm; struct rman *rm;
size_t i; size_t i;
@ -152,22 +151,24 @@ nexus_alloc_resource(device_t bus, device_t child, int type, int *rid,
if (strcmp(device_get_name(child), nd->name) == 0 if (strcmp(device_get_name(child), nd->name) == 0
&& device_get_unit(child) == nd->unit) { && device_get_unit(child) == nd->unit) {
if (!nexus_get_start(nd, type, &start)) { struct resource *res = NULL;
return (NULL);
if (nexus_get_start(nd, type, &start)) {
res = rman_reserve_resource(rm, start, end,
count, flags, child);
if (res != NULL) {
rman_set_rid(res, *rid);
rman_set_bushandle(res,
rman_get_start(res));
}
}; };
} else {
return (res);
}
}
return (NULL); return (NULL);
} }
}
rv = rman_reserve_resource(rm, start, end, count, flags, child);
if (rv != NULL) {
rman_set_rid(rv, *rid);
rman_set_bushandle(rv, rman_get_start(rv));
}
return (rv);
}
static int static int
nexus_release_resource(device_t bus, device_t child, int type, int rid, nexus_release_resource(device_t bus, device_t child, int type, int rid,