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src/xen: Utilize more of VIR_(APPEND|INSERT|DELETE)_ELEMENT

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Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2014-03-07 09:33:31 +01:00
parent fb9bec1055
commit ce17ddacca
6 changed files with 11 additions and 62 deletions
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19
src/xen/xen_driver.c
View File

@ -2879,13 +2879,9 @@ xenUnifiedAddDomainInfo(xenUnifiedDomainInfoListPtr list,
info->id = id;
/* Make space on list */
n = list->count;
if (VIR_REALLOC_N(list->doms, n + 1) < 0) {
if (VIR_APPEND_ELEMENT(list->doms, list->count, info) < 0)
goto error;
}
list->doms[n] = info;
list->count++;
return 0;
error:
if (info)
@ -2915,18 +2911,7 @@ xenUnifiedRemoveDomainInfo(xenUnifiedDomainInfoListPtr list,
VIR_FREE(list->doms[i]->name);
VIR_FREE(list->doms[i]);
if (i < (list->count - 1))
memmove(list->doms + i,
list->doms + i + 1,
sizeof(*(list->doms)) *
(list->count - (i + 1)));
if (VIR_REALLOC_N(list->doms,
list->count - 1) < 0) {
; /* Failure to reduce memory allocation isn't fatal */
}
list->count--;
VIR_DELETE_ELEMENT(list->doms, i, list->count);
return 0;
}
}

2
src/xen/xen_driver.h
View File

@ -104,7 +104,7 @@ typedef struct _xenUnifiedDomainInfo xenUnifiedDomainInfo;
typedef xenUnifiedDomainInfo *xenUnifiedDomainInfoPtr;
struct _xenUnifiedDomainInfoList {
unsigned int count;
size_t count;
xenUnifiedDomainInfoPtr *doms;
};
typedef struct _xenUnifiedDomainInfoList xenUnifiedDomainInfoList;

13
src/xen/xen_inotify.c
View File

@ -173,17 +173,8 @@ xenInotifyXendDomainsDirRemoveEntry(virConnectPtr conn, const char *fname)
VIR_FREE(priv->configInfoList->doms[i]->name);
VIR_FREE(priv->configInfoList->doms[i]);
if (i < (priv->configInfoList->count - 1))
memmove(priv->configInfoList->doms + i,
priv->configInfoList->doms + i + 1,
sizeof(*(priv->configInfoList->doms)) *
(priv->configInfoList->count - (i + 1)));
if (VIR_REALLOC_N(priv->configInfoList->doms,
priv->configInfoList->count - 1) < 0) {
; /* Failure to reduce memory allocation isn't fatal */
}
priv->configInfoList->count--;
VIR_DELETE_ELEMENT(priv->configInfoList->doms, i,
priv->configInfoList->count);
return 0;
}
}

18
src/xen/xm_internal.c
View File

@ -1262,10 +1262,8 @@ xenXMDomainAttachDeviceFlags(virConnectPtr conn,
case VIR_DOMAIN_DEVICE_NET:
{
if (VIR_REALLOC_N(def->nets, def->nnets+1) < 0)
if (VIR_APPEND_ELEMENT(def->nets, def->nnets, dev->data.net) < 0)
goto cleanup;
def->nets[def->nnets++] = dev->data.net;
dev->data.net = NULL;
break;
}
@ -1348,12 +1346,7 @@ xenXMDomainDetachDeviceFlags(virConnectPtr conn,
dev->data.disk->dst &&
STREQ(def->disks[i]->dst, dev->data.disk->dst)) {
virDomainDiskDefFree(def->disks[i]);
if (i < (def->ndisks - 1))
memmove(def->disks + i,
def->disks + i + 1,
sizeof(*def->disks) *
(def->ndisks - (i + 1)));
def->ndisks--;
VIR_DELETE_ELEMENT(def->disks, i, def->ndisks);
break;
}
}
@ -1365,12 +1358,7 @@ xenXMDomainDetachDeviceFlags(virConnectPtr conn,
for (i = 0; i < def->nnets; i++) {
if (!virMacAddrCmp(&def->nets[i]->mac, &dev->data.net->mac)) {
virDomainNetDefFree(def->nets[i]);
if (i < (def->nnets - 1))
memmove(def->nets + i,
def->nets + i + 1,
sizeof(*def->nets) *
(def->nnets - (i + 1)));
def->nnets--;
VIR_DELETE_ELEMENT(def->nets, i, def->nnets);
break;
}
}

19
src/xen/xs_internal.c
View File

@ -666,14 +666,9 @@ xenStoreAddWatch(virConnectPtr conn,
VIR_STRDUP(watch->token, token) < 0)
goto error;
/* Make space on list */
n = list->count;
if (VIR_REALLOC_N(list->watches, n + 1) < 0)
if (VIR_APPEND_ELEMENT_COPY(list->watches, list->count, watch) < 0)
goto error;
list->watches[n] = watch;
list->count++;
return xs_watch(priv->xshandle, watch->path, watch->token);
error:
@ -719,17 +714,7 @@ xenStoreRemoveWatch(virConnectPtr conn, const char *path, const char *token)
VIR_FREE(list->watches[i]->token);
VIR_FREE(list->watches[i]);
if (i < (list->count - 1))
memmove(list->watches + i,
list->watches + i + 1,
sizeof(*(list->watches)) *
(list->count - (i + 1)));
if (VIR_REALLOC_N(list->watches,
list->count - 1) < 0) {
; /* Failure to reduce memory allocation isn't fatal */
}
list->count--;
VIR_DELETE_ELEMENT(list->watches, i, list->count);
return 0;
}
}

2
src/xen/xs_internal.h
View File

@ -71,7 +71,7 @@ typedef struct _xenStoreWatch xenStoreWatch;
typedef xenStoreWatch *xenStoreWatchPtr;
struct _xenStoreWatchList {
unsigned int count;
size_t count;
xenStoreWatchPtr *watches;
};
typedef struct _xenStoreWatchList xenStoreWatchList;