netapp plugin: build_perf_sys_config: Improve error handling.

Check return value of "malloc".

diff --git a/src/netapp.c b/src/netapp.c
index 19b27d1..9c7961a 100644 (file)
--- a/src/netapp.c
+++ b/src/netapp.c
@@ -1082,22 +1082,32 @@ static void build_perf_wafl_config(host_config_t *temp, oconfig_item_t *ci) {
        }
 }
 
-static void build_perf_sys_config(host_config_t *temp, oconfig_item_t *ci, const service_config_t *default_service) {
+static int build_perf_sys_config (host_config_t *host, /* {{{ */
+               oconfig_item_t *ci, const service_config_t *default_service)
+{
        int i;
        service_config_t *service;
        perf_system_data_t *perf_system;
        
        service = malloc(sizeof(*service));
+       if (service == NULL)
+               return (-1);
+       memset (service, 0, sizeof (*service));
        *service = *default_service;
        service->handler = collect_perf_system_data;
-       perf_system = service->data = malloc(sizeof(*perf_system));
+
+       perf_system = malloc(sizeof(*perf_system));
+       if (perf_system == NULL) {
+               sfree (service);
+               return (-1);
+       }
+       memset (perf_system, 0, sizeof (*perf_system));
        perf_system->flags = PERF_SYSTEM_ALL;
-       service->next = temp->services;
-       temp->services = service;
+       service->data = perf_system;
+
        for (i = 0; i < ci->children_num; ++i) {
                oconfig_item_t *item = ci->children + i;
 
-               /* if (!item || !item->key || !*item->key) continue; */
                if (!strcasecmp(item->key, "Multiplier")) {
                        if (item->values_num != 1 || item->values[0].type != OCONFIG_TYPE_NUMBER || item->values[0].value.number != (int) item->values[0].value.number || item->values[0].value.number < 1) {
                                WARNING("netapp plugin: \"Multiplier\" of host %s service GetSystemPerfData needs exactly one positive integer argument.", ci->values[0].value.string);
@@ -1117,7 +1127,12 @@ static void build_perf_sys_config(host_config_t *temp, oconfig_item_t *ci, const
                                        "`GetSystemPerfData' blocks.", item->key);
                }
        }
-}
+
+       service->next = host->services;
+       host->services = service;
+
+       return (0);
+} /* }}} int build_perf_sys_config */
 
 static host_config_t *build_host_config(const oconfig_item_t *ci, const host_config_t *default_host, const service_config_t *def_def_service) {
        int i;