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phyp: avoid memory leak on failure

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* src/phyp/phyp_driver.c (phypUUIDTable_Init): Avoid memory leak
on error.
This commit is contained in:
Eric Blake 2011-04-14 11:32:39 -06:00
parent ef6147c40e
commit 8f03c6e869
1 changed files with 27 additions and 19 deletions
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46
src/phyp/phyp_driver.c
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@ -807,31 +807,35 @@ phypUUIDTable_Pull(virConnectPtr conn)
static int
phypUUIDTable_Init(virConnectPtr conn)
{
uuid_tablePtr uuid_table;
uuid_tablePtr uuid_table = NULL;
phyp_driverPtr phyp_driver;
int nids_numdomains = 0;
int nids_listdomains = 0;
int *ids = NULL;
unsigned int i = 0;
int ret = -1;
bool table_created = false;
if ((nids_numdomains = phypNumDomainsGeneric(conn, 2)) < 0)
goto err;
goto cleanup;
if (VIR_ALLOC_N(ids, nids_numdomains) < 0) {
virReportOOMError();
goto err;
goto cleanup;
}
if ((nids_listdomains =
phypListDomainsGeneric(conn, ids, nids_numdomains, 1)) < 0)
goto err;
goto cleanup;
/* exit early if there are no domains */
if (nids_numdomains == 0 && nids_listdomains == 0)
goto exit;
else if (nids_numdomains != nids_listdomains) {
if (nids_numdomains == 0 && nids_listdomains == 0) {
ret = 0;
goto cleanup;
}
if (nids_numdomains != nids_listdomains) {
VIR_ERROR0(_("Unable to determine number of domains."));
goto err;
goto cleanup;
}
phyp_driver = conn->privateData;
@ -841,11 +845,12 @@ phypUUIDTable_Init(virConnectPtr conn)
/* try to get the table from server */
if (phypUUIDTable_Pull(conn) == -1) {
/* file not found in the server, creating a new one */
table_created = true;
if (VIR_ALLOC_N(uuid_table->lpars, uuid_table->nlpars) >= 0) {
for (i = 0; i < uuid_table->nlpars; i++) {
if (VIR_ALLOC(uuid_table->lpars[i]) < 0) {
virReportOOMError();
goto err;
goto cleanup;
}
uuid_table->lpars[i]->id = ids[i];
@ -855,27 +860,30 @@ phypUUIDTable_Init(virConnectPtr conn)
}
} else {
virReportOOMError();
goto err;
goto cleanup;
}
if (phypUUIDTable_WriteFile(conn) == -1)
goto err;
goto cleanup;
if (phypUUIDTable_Push(conn) == -1)
goto err;
goto cleanup;
} else {
if (phypUUIDTable_ReadFile(conn) == -1)
goto err;
goto exit;
goto cleanup;
}
exit:
VIR_FREE(ids);
return 0;
ret = 0;
err:
cleanup:
if (ret < 0 && table_created) {
for (i = 0; i < uuid_table->nlpars; i++) {
VIR_FREE(uuid_table->lpars[i]);
}
VIR_FREE(uuid_table->lpars);
}
VIR_FREE(ids);
return -1;
return ret;
}
static void