struct nlm_share *share, **shpp;
struct xdr_netobj *oh = &argp->lock.oh;
- for (shpp = &file->f_shares; (share = *shpp) != 0; shpp = &share->s_next) {
+ for (shpp = &file->f_shares; (share = *shpp) != NULL;
+ shpp = &share->s_next) {
if (share->s_host == host && nlm_cmp_owner(share, oh)) {
*shpp = share->s_next;
kfree(share);