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md-cluster: init completion within lockres_init 

We should init completion within lockres_init, otherwise
completion could be initialized more than one time during
it's life cycle.

Reviewed-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: NeilBrown <neilb@suse.com>
This commit is contained in:
Guoqing Jiang 2015-07-10 17:01:16 +08:00 committed by NeilBrown
parent 66099bb0ee
commit b83d51c078
1 changed files with 1 additions and 2 deletions
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3
drivers/md/md-cluster.c
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@ -100,7 +100,6 @@ static int dlm_lock_sync(struct dlm_lock_resource *res, int mode)
{
int ret = 0;
init_completion(&res->completion);
ret = dlm_lock(res->ls, mode, &res->lksb,
res->flags, res->name, strlen(res->name),
0, sync_ast, res, res->bast);
@ -125,6 +124,7 @@ static struct dlm_lock_resource *lockres_init(struct mddev *mddev,
res = kzalloc(sizeof(struct dlm_lock_resource), GFP_KERNEL);
if (!res)
return NULL;
init_completion(&res->completion);
res->ls = cinfo->lockspace;
res->mddev = mddev;
namelen = strlen(name);
@ -169,7 +169,6 @@ static void lockres_free(struct dlm_lock_resource *res)
if (!res)
return;
init_completion(&res->completion);
dlm_unlock(res->ls, res->lksb.sb_lkid, 0, &res->lksb, res);
wait_for_completion(&res->completion);