aboutsummaryrefslogtreecommitdiff
path: root/drivers/infiniband/core/mad.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/core/mad.c')
-rw-r--r--drivers/infiniband/core/mad.c31
1 files changed, 12 insertions, 19 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 88f9f8c9eac..3d8175e5f05 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -255,12 +255,11 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
}
/* Allocate structures */
- mad_agent_priv = kmalloc(sizeof *mad_agent_priv, GFP_KERNEL);
+ mad_agent_priv = kzalloc(sizeof *mad_agent_priv, GFP_KERNEL);
if (!mad_agent_priv) {
ret = ERR_PTR(-ENOMEM);
goto error1;
}
- memset(mad_agent_priv, 0, sizeof *mad_agent_priv);
mad_agent_priv->agent.mr = ib_get_dma_mr(port_priv->qp_info[qpn].qp->pd,
IB_ACCESS_LOCAL_WRITE);
@@ -448,14 +447,13 @@ struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device,
goto error1;
}
/* Allocate structures */
- mad_snoop_priv = kmalloc(sizeof *mad_snoop_priv, GFP_KERNEL);
+ mad_snoop_priv = kzalloc(sizeof *mad_snoop_priv, GFP_KERNEL);
if (!mad_snoop_priv) {
ret = ERR_PTR(-ENOMEM);
goto error1;
}
/* Now, fill in the various structures */
- memset(mad_snoop_priv, 0, sizeof *mad_snoop_priv);
mad_snoop_priv->qp_info = &port_priv->qp_info[qpn];
mad_snoop_priv->agent.device = device;
mad_snoop_priv->agent.recv_handler = recv_handler;
@@ -794,10 +792,9 @@ struct ib_mad_send_buf * ib_create_send_mad(struct ib_mad_agent *mad_agent,
(!rmpp_active && buf_size > sizeof(struct ib_mad)))
return ERR_PTR(-EINVAL);
- buf = kmalloc(sizeof *mad_send_wr + buf_size, gfp_mask);
+ buf = kzalloc(sizeof *mad_send_wr + buf_size, gfp_mask);
if (!buf)
return ERR_PTR(-ENOMEM);
- memset(buf, 0, sizeof *mad_send_wr + buf_size);
mad_send_wr = buf + buf_size;
mad_send_wr->send_buf.mad = buf;
@@ -1039,14 +1036,12 @@ static int method_in_use(struct ib_mad_mgmt_method_table **method,
static int allocate_method_table(struct ib_mad_mgmt_method_table **method)
{
/* Allocate management method table */
- *method = kmalloc(sizeof **method, GFP_ATOMIC);
+ *method = kzalloc(sizeof **method, GFP_ATOMIC);
if (!*method) {
printk(KERN_ERR PFX "No memory for "
"ib_mad_mgmt_method_table\n");
return -ENOMEM;
}
- /* Clear management method table */
- memset(*method, 0, sizeof **method);
return 0;
}
@@ -1137,15 +1132,14 @@ static int add_nonoui_reg_req(struct ib_mad_reg_req *mad_reg_req,
class = &port_priv->version[mad_reg_req->mgmt_class_version].class;
if (!*class) {
/* Allocate management class table for "new" class version */
- *class = kmalloc(sizeof **class, GFP_ATOMIC);
+ *class = kzalloc(sizeof **class, GFP_ATOMIC);
if (!*class) {
printk(KERN_ERR PFX "No memory for "
"ib_mad_mgmt_class_table\n");
ret = -ENOMEM;
goto error1;
}
- /* Clear management class table */
- memset(*class, 0, sizeof(**class));
+
/* Allocate method table for this management class */
method = &(*class)->method_table[mgmt_class];
if ((ret = allocate_method_table(method)))
@@ -1209,25 +1203,24 @@ static int add_oui_reg_req(struct ib_mad_reg_req *mad_reg_req,
mad_reg_req->mgmt_class_version].vendor;
if (!*vendor_table) {
/* Allocate mgmt vendor class table for "new" class version */
- vendor = kmalloc(sizeof *vendor, GFP_ATOMIC);
+ vendor = kzalloc(sizeof *vendor, GFP_ATOMIC);
if (!vendor) {
printk(KERN_ERR PFX "No memory for "
"ib_mad_mgmt_vendor_class_table\n");
goto error1;
}
- /* Clear management vendor class table */
- memset(vendor, 0, sizeof(*vendor));
+
*vendor_table = vendor;
}
if (!(*vendor_table)->vendor_class[vclass]) {
/* Allocate table for this management vendor class */
- vendor_class = kmalloc(sizeof *vendor_class, GFP_ATOMIC);
+ vendor_class = kzalloc(sizeof *vendor_class, GFP_ATOMIC);
if (!vendor_class) {
printk(KERN_ERR PFX "No memory for "
"ib_mad_mgmt_vendor_class\n");
goto error2;
}
- memset(vendor_class, 0, sizeof(*vendor_class));
+
(*vendor_table)->vendor_class[vclass] = vendor_class;
}
for (i = 0; i < MAX_MGMT_OUI; i++) {
@@ -2524,12 +2517,12 @@ static int ib_mad_port_open(struct ib_device *device,
char name[sizeof "ib_mad123"];
/* Create new device info */
- port_priv = kmalloc(sizeof *port_priv, GFP_KERNEL);
+ port_priv = kzalloc(sizeof *port_priv, GFP_KERNEL);
if (!port_priv) {
printk(KERN_ERR PFX "No memory for ib_mad_port_private\n");
return -ENOMEM;
}
- memset(port_priv, 0, sizeof *port_priv);
+
port_priv->device = device;
port_priv->port_num = port_num;
spin_lock_init(&port_priv->reg_lock);