dlm: sanitize work_start() in lowcomms.c

The create_workqueue() returns NULL if failed rather than ERR_PTR().
Fix error checking and remove unnecessary variable 'error'.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Namhyung Kim 2010-12-13 13:42:24 -06:00 committed by David Teigland
parent f92c8dd7a0
commit b9d4105279

View file

@ -1468,22 +1468,19 @@ static void work_stop(void)
static int work_start(void)
{
int error;
recv_workqueue = alloc_workqueue("dlm_recv", WQ_MEM_RECLAIM |
WQ_HIGHPRI | WQ_FREEZEABLE, 0);
error = IS_ERR(recv_workqueue);
if (error) {
log_print("can't start dlm_recv %d", error);
return error;
if (!recv_workqueue) {
log_print("can't start dlm_recv");
return -ENOMEM;
}
send_workqueue = alloc_workqueue("dlm_send", WQ_MEM_RECLAIM |
WQ_HIGHPRI | WQ_FREEZEABLE, 0);
error = IS_ERR(send_workqueue);
if (error) {
log_print("can't start dlm_send %d", error);
if (!send_workqueue) {
log_print("can't start dlm_send");
destroy_workqueue(recv_workqueue);
return error;
return -ENOMEM;
}
return 0;