diff options
author | Oleg Drokin <green@linuxhacker.ru> | 2016-02-16 00:46:47 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-20 14:33:11 -0800 |
commit | 44b53f18cac7b9b5c3d309f98d4f6a1da344aad2 (patch) | |
tree | 2eff984809415585bef400e8c5a407b1349c67a4 /drivers/staging/lustre/lustre/ldlm/ldlm_resource.c | |
parent | 6e16818b2438f5cb36500e2df26e9e1d11849cbe (diff) | |
download | op-kernel-dev-44b53f18cac7b9b5c3d309f98d4f6a1da344aad2.zip op-kernel-dev-44b53f18cac7b9b5c3d309f98d4f6a1da344aad2.tar.gz |
staging/lustre/ldlm: Adjust NULL comparison codestyle
All instances of "x == NULL" are changed to "!x" and
"x != NULL" to "x"
Also remove some redundant assertions.
Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/lustre/lustre/ldlm/ldlm_resource.c')
-rw-r--r-- | drivers/staging/lustre/lustre/ldlm/ldlm_resource.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c index 0ae6100..6ae8c60 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c @@ -380,7 +380,7 @@ static void ldlm_namespace_debugfs_unregister(struct ldlm_namespace *ns) else ldebugfs_remove(&ns->ns_debugfs_entry); - if (ns->ns_stats != NULL) + if (ns->ns_stats) lprocfs_free_stats(&ns->ns_stats); } @@ -400,7 +400,7 @@ static int ldlm_namespace_sysfs_register(struct ldlm_namespace *ns) "%s", ldlm_ns_name(ns)); ns->ns_stats = lprocfs_alloc_stats(LDLM_NSS_LAST, 0); - if (ns->ns_stats == NULL) { + if (!ns->ns_stats) { kobject_put(&ns->ns_kobj); return -ENOMEM; } @@ -420,7 +420,7 @@ static int ldlm_namespace_debugfs_register(struct ldlm_namespace *ns) } else { ns_entry = debugfs_create_dir(ldlm_ns_name(ns), ldlm_ns_debugfs_dir); - if (ns_entry == NULL) + if (!ns_entry) return -ENOMEM; ns->ns_debugfs_entry = ns_entry; } @@ -631,7 +631,7 @@ struct ldlm_namespace *ldlm_namespace_new(struct obd_device *obd, char *name, int idx; int rc; - LASSERT(obd != NULL); + LASSERT(obd); rc = ldlm_get_ref(); if (rc) { @@ -664,7 +664,7 @@ struct ldlm_namespace *ldlm_namespace_new(struct obd_device *obd, char *name, CFS_HASH_BIGNAME | CFS_HASH_SPIN_BKTLOCK | CFS_HASH_NO_ITEMREF); - if (ns->ns_rs_hash == NULL) + if (!ns->ns_rs_hash) goto out_ns; cfs_hash_for_each_bucket(ns->ns_rs_hash, &bd, idx) { @@ -763,7 +763,7 @@ static void cleanup_resource(struct ldlm_resource *res, struct list_head *q, break; } - if (lock == NULL) { + if (!lock) { unlock_res(res); break; } @@ -837,7 +837,7 @@ static int ldlm_resource_complain(struct cfs_hash *hs, struct cfs_hash_bd *bd, */ int ldlm_namespace_cleanup(struct ldlm_namespace *ns, __u64 flags) { - if (ns == NULL) { + if (!ns) { CDEBUG(D_INFO, "NULL ns, skipping cleanup\n"); return ELDLM_OK; } @@ -1032,7 +1032,7 @@ static struct ldlm_resource *ldlm_resource_new(void) int idx; res = kmem_cache_alloc(ldlm_resource_slab, GFP_NOFS | __GFP_ZERO); - if (res == NULL) + if (!res) return NULL; INIT_LIST_HEAD(&res->lr_granted); @@ -1073,14 +1073,13 @@ ldlm_resource_get(struct ldlm_namespace *ns, struct ldlm_resource *parent, __u64 version; int ns_refcount = 0; - LASSERT(ns != NULL); - LASSERT(parent == NULL); - LASSERT(ns->ns_rs_hash != NULL); + LASSERT(!parent); + LASSERT(ns->ns_rs_hash); LASSERT(name->name[0] != 0); cfs_hash_bd_get_and_lock(ns->ns_rs_hash, (void *)name, &bd, 0); hnode = cfs_hash_bd_lookup_locked(ns->ns_rs_hash, &bd, (void *)name); - if (hnode != NULL) { + if (hnode) { cfs_hash_bd_unlock(ns->ns_rs_hash, &bd, 0); res = hlist_entry(hnode, struct ldlm_resource, lr_hash); /* Synchronize with regard to resource creation. */ @@ -1117,7 +1116,7 @@ ldlm_resource_get(struct ldlm_namespace *ns, struct ldlm_resource *parent, hnode = (version == cfs_hash_bd_version_get(&bd)) ? NULL : cfs_hash_bd_lookup_locked(ns->ns_rs_hash, &bd, (void *)name); - if (hnode != NULL) { + if (hnode) { /* Someone won the race and already added the resource. */ cfs_hash_bd_unlock(ns->ns_rs_hash, &bd, 1); /* Clean lu_ref for failed resource. */ |