clang-tidy: add Chrome-inspired checks

[lttng-tools.git] / src / common / hashtable / hashtable.cpp

diff --git a/src/common/hashtable/hashtable.cpp b/src/common/hashtable/hashtable.cpp
index 840a7347936dabb11132eb56b838f961bf3e9bfb..6497da5f56af9701b43938e06fec839cf76e6b4c 100644 (file)
--- a/src/common/hashtable/hashtable.cpp
+++ b/src/common/hashtable/hashtable.cpp
@@ -104,13 +104,13 @@ struct lttng_ht *lttng_ht_new(unsigned long size, lttng_ht_type type)
 
        pthread_mutex_lock(&seed_lock);
        if (!seed_init) {
-               lttng_ht_seed = (unsigned long) time(NULL);
+               lttng_ht_seed = (unsigned long) time(nullptr);
                seed_init = true;
        }
        pthread_mutex_unlock(&seed_lock);
 
        ht = zmalloc<lttng_ht>();
-       if (ht == NULL) {
+       if (ht == nullptr) {
                PERROR("zmalloc lttng_ht");
                goto error;
        }
@@ -119,7 +119,7 @@ struct lttng_ht *lttng_ht_new(unsigned long size, lttng_ht_type type)
                              min_hash_alloc_size,
                              max_hash_buckets_size,
                              CDS_LFHT_AUTO_RESIZE | CDS_LFHT_ACCOUNTING,
-                             NULL);
+                             nullptr);
        /*
         * There is already an assert in the RCU hashtable code so if the ht is
         * NULL here there is a *huge* problem.
@@ -154,7 +154,7 @@ struct lttng_ht *lttng_ht_new(unsigned long size, lttng_ht_type type)
        return ht;
 
 error:
-       return NULL;
+       return nullptr;
 }
 
 /*
@@ -164,7 +164,7 @@ void lttng_ht_destroy(struct lttng_ht *ht)
 {
        int ret;
 
-       ret = cds_lfht_destroy(ht->ht, NULL);
+       ret = cds_lfht_destroy(ht->ht, nullptr);
        LTTNG_ASSERT(!ret);
        free(ht);
 }
@@ -410,7 +410,7 @@ struct lttng_ht_node_ulong *lttng_ht_add_replace_ulong(struct lttng_ht *ht,
                                        &node->node);
        rcu_read_unlock();
        if (!node_ptr) {
-               return NULL;
+               return nullptr;
        } else {
                return lttng::utils::container_of(node_ptr, &lttng_ht_node_ulong::node);
        }
@@ -437,7 +437,7 @@ struct lttng_ht_node_u64 *lttng_ht_add_replace_u64(struct lttng_ht *ht,
                                        &node->node);
        rcu_read_unlock();
        if (!node_ptr) {
-               return NULL;
+               return nullptr;
        } else {
                return lttng::utils::container_of(node_ptr, &lttng_ht_node_u64::node);
        }
@@ -515,7 +515,7 @@ struct lttng_ht_node_str *lttng_ht_iter_get_node_str(struct lttng_ht_iter *iter)
        LTTNG_ASSERT(iter);
        node = cds_lfht_iter_get_node(&iter->iter);
        if (!node) {
-               return NULL;
+               return nullptr;
        }
        return lttng::utils::container_of(node, &lttng_ht_node_str::node);
 }
@@ -530,7 +530,7 @@ struct lttng_ht_node_ulong *lttng_ht_iter_get_node_ulong(struct lttng_ht_iter *i
        LTTNG_ASSERT(iter);
        node = cds_lfht_iter_get_node(&iter->iter);
        if (!node) {
-               return NULL;
+               return nullptr;
        }
        return lttng::utils::container_of(node, &lttng_ht_node_ulong::node);
 }
@@ -545,7 +545,7 @@ struct lttng_ht_node_u64 *lttng_ht_iter_get_node_u64(struct lttng_ht_iter *iter)
        LTTNG_ASSERT(iter);
        node = cds_lfht_iter_get_node(&iter->iter);
        if (!node) {
-               return NULL;
+               return nullptr;
        }
        return lttng::utils::container_of(node, &lttng_ht_node_u64::node);
 }
@@ -560,7 +560,7 @@ struct lttng_ht_node_two_u64 *lttng_ht_iter_get_node_two_u64(struct lttng_ht_ite
        LTTNG_ASSERT(iter);
        node = cds_lfht_iter_get_node(&iter->iter);
        if (!node) {
-               return NULL;
+               return nullptr;
        }
        return lttng::utils::container_of(node, &lttng_ht_node_two_u64::node);
 }