[NET]: Conversions from kmalloc+memset to k(z|c)alloc.
Signed-off-by: Panagiotis Issaris <takis@issaris.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 7ef17a4..75a5968 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -665,11 +665,9 @@
int res;
write_lock_bh(&tipc_net_lock);
- tipc_bearers = kmalloc(MAX_BEARERS * sizeof(struct bearer), GFP_ATOMIC);
- media_list = kmalloc(MAX_MEDIA * sizeof(struct media), GFP_ATOMIC);
+ tipc_bearers = kcalloc(MAX_BEARERS, sizeof(struct bearer), GFP_ATOMIC);
+ media_list = kcalloc(MAX_MEDIA, sizeof(struct media), GFP_ATOMIC);
if (tipc_bearers && media_list) {
- memset(tipc_bearers, 0, MAX_BEARERS * sizeof(struct bearer));
- memset(media_list, 0, MAX_MEDIA * sizeof(struct media));
res = TIPC_OK;
} else {
kfree(tipc_bearers);
diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c
index 1dcb694..b46b518 100644
--- a/net/tipc/cluster.c
+++ b/net/tipc/cluster.c
@@ -57,29 +57,25 @@
struct _zone *z_ptr;
struct cluster *c_ptr;
int max_nodes;
- int alloc;
- c_ptr = (struct cluster *)kmalloc(sizeof(*c_ptr), GFP_ATOMIC);
+ c_ptr = kzalloc(sizeof(*c_ptr), GFP_ATOMIC);
if (c_ptr == NULL) {
warn("Cluster creation failure, no memory\n");
return NULL;
}
- memset(c_ptr, 0, sizeof(*c_ptr));
c_ptr->addr = tipc_addr(tipc_zone(addr), tipc_cluster(addr), 0);
if (in_own_cluster(addr))
max_nodes = LOWEST_SLAVE + tipc_max_slaves;
else
max_nodes = tipc_max_nodes + 1;
- alloc = sizeof(void *) * (max_nodes + 1);
- c_ptr->nodes = (struct node **)kmalloc(alloc, GFP_ATOMIC);
+ c_ptr->nodes = kcalloc(max_nodes + 1, sizeof(void*), GFP_ATOMIC);
if (c_ptr->nodes == NULL) {
warn("Cluster creation failure, no memory for node area\n");
kfree(c_ptr);
return NULL;
}
- memset(c_ptr->nodes, 0, alloc);
if (in_own_cluster(addr))
tipc_local_nodes = c_ptr->nodes;
diff --git a/net/tipc/link.c b/net/tipc/link.c
index c10e18a..693f02e 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -417,12 +417,11 @@
struct tipc_msg *msg;
char *if_name;
- l_ptr = (struct link *)kmalloc(sizeof(*l_ptr), GFP_ATOMIC);
+ l_ptr = kzalloc(sizeof(*l_ptr), GFP_ATOMIC);
if (!l_ptr) {
warn("Link creation failed, no memory\n");
return NULL;
}
- memset(l_ptr, 0, sizeof(*l_ptr));
l_ptr->addr = peer;
if_name = strchr(b_ptr->publ.name, ':') + 1;
diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c
index a6926ff..049242e 100644
--- a/net/tipc/name_table.c
+++ b/net/tipc/name_table.c
@@ -117,14 +117,12 @@
u32 scope, u32 node, u32 port_ref,
u32 key)
{
- struct publication *publ =
- (struct publication *)kmalloc(sizeof(*publ), GFP_ATOMIC);
+ struct publication *publ = kzalloc(sizeof(*publ), GFP_ATOMIC);
if (publ == NULL) {
warn("Publication creation failure, no memory\n");
return NULL;
}
- memset(publ, 0, sizeof(*publ));
publ->type = type;
publ->lower = lower;
publ->upper = upper;
@@ -144,11 +142,7 @@
static struct sub_seq *tipc_subseq_alloc(u32 cnt)
{
- u32 sz = cnt * sizeof(struct sub_seq);
- struct sub_seq *sseq = (struct sub_seq *)kmalloc(sz, GFP_ATOMIC);
-
- if (sseq)
- memset(sseq, 0, sz);
+ struct sub_seq *sseq = kcalloc(cnt, sizeof(struct sub_seq), GFP_ATOMIC);
return sseq;
}
@@ -160,8 +154,7 @@
static struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head)
{
- struct name_seq *nseq =
- (struct name_seq *)kmalloc(sizeof(*nseq), GFP_ATOMIC);
+ struct name_seq *nseq = kzalloc(sizeof(*nseq), GFP_ATOMIC);
struct sub_seq *sseq = tipc_subseq_alloc(1);
if (!nseq || !sseq) {
@@ -171,7 +164,6 @@
return NULL;
}
- memset(nseq, 0, sizeof(*nseq));
spin_lock_init(&nseq->lock);
nseq->type = type;
nseq->sseqs = sseq;
@@ -1060,7 +1052,7 @@
{
int array_size = sizeof(struct hlist_head) * tipc_nametbl_size;
- table.types = (struct hlist_head *)kmalloc(array_size, GFP_ATOMIC);
+ table.types = kmalloc(array_size, GFP_ATOMIC);
if (!table.types)
return -ENOMEM;
diff --git a/net/tipc/net.c b/net/tipc/net.c
index e5a359a..a991bf8 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -160,14 +160,11 @@
static int net_init(void)
{
- u32 sz = sizeof(struct _zone *) * (tipc_max_zones + 1);
-
memset(&tipc_net, 0, sizeof(tipc_net));
- tipc_net.zones = (struct _zone **)kmalloc(sz, GFP_ATOMIC);
+ tipc_net.zones = kcalloc(tipc_max_zones + 1, sizeof(struct _zone *), GFP_ATOMIC);
if (!tipc_net.zones) {
return -ENOMEM;
}
- memset(tipc_net.zones, 0, sz);
return TIPC_OK;
}
diff --git a/net/tipc/port.c b/net/tipc/port.c
index 3251c8d..b9c8c6b 100644
--- a/net/tipc/port.c
+++ b/net/tipc/port.c
@@ -226,12 +226,11 @@
struct tipc_msg *msg;
u32 ref;
- p_ptr = kmalloc(sizeof(*p_ptr), GFP_ATOMIC);
+ p_ptr = kzalloc(sizeof(*p_ptr), GFP_ATOMIC);
if (!p_ptr) {
warn("Port creation failed, no memory\n");
return 0;
}
- memset(p_ptr, 0, sizeof(*p_ptr));
ref = tipc_ref_acquire(p_ptr, &p_ptr->publ.lock);
if (!ref) {
warn("Port creation failed, reference table exhausted\n");
@@ -1058,7 +1057,7 @@
struct port *p_ptr;
u32 ref;
- up_ptr = (struct user_port *)kmalloc(sizeof(*up_ptr), GFP_ATOMIC);
+ up_ptr = kmalloc(sizeof(*up_ptr), GFP_ATOMIC);
if (!up_ptr) {
warn("Port creation failed, no memory\n");
return -ENOMEM;
diff --git a/net/tipc/subscr.c b/net/tipc/subscr.c
index e19b4bc..c51600b 100644
--- a/net/tipc/subscr.c
+++ b/net/tipc/subscr.c
@@ -393,12 +393,11 @@
/* Create subscriber object */
- subscriber = kmalloc(sizeof(struct subscriber), GFP_ATOMIC);
+ subscriber = kzalloc(sizeof(struct subscriber), GFP_ATOMIC);
if (subscriber == NULL) {
warn("Subscriber rejected, no memory\n");
return;
}
- memset(subscriber, 0, sizeof(struct subscriber));
INIT_LIST_HEAD(&subscriber->subscription_list);
INIT_LIST_HEAD(&subscriber->subscriber_list);
subscriber->ref = tipc_ref_acquire(subscriber, &subscriber->lock);
diff --git a/net/tipc/user_reg.c b/net/tipc/user_reg.c
index 1e3ae57..04d1b9b 100644
--- a/net/tipc/user_reg.c
+++ b/net/tipc/user_reg.c
@@ -82,9 +82,8 @@
spin_lock_bh(®_lock);
if (!users) {
- users = (struct tipc_user *)kmalloc(USER_LIST_SIZE, GFP_ATOMIC);
+ users = kzalloc(USER_LIST_SIZE, GFP_ATOMIC);
if (users) {
- memset(users, 0, USER_LIST_SIZE);
for (i = 1; i <= MAX_USERID; i++) {
users[i].next = i - 1;
}
diff --git a/net/tipc/zone.c b/net/tipc/zone.c
index 316c487..f5b00ea 100644
--- a/net/tipc/zone.c
+++ b/net/tipc/zone.c
@@ -52,13 +52,12 @@
return NULL;
}
- z_ptr = (struct _zone *)kmalloc(sizeof(*z_ptr), GFP_ATOMIC);
+ z_ptr = kzalloc(sizeof(*z_ptr), GFP_ATOMIC);
if (!z_ptr) {
warn("Zone creation failed, insufficient memory\n");
return NULL;
}
- memset(z_ptr, 0, sizeof(*z_ptr));
z_num = tipc_zone(addr);
z_ptr->addr = tipc_addr(z_num, 0, 0);
tipc_net.zones[z_num] = z_ptr;