16 files changed, 59 insertions, 79 deletions

diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 7fae48a53bff..17699eeb64d7 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -308,7 +308,7 @@ static void irda_connect_response(struct irda_sock *self)
 
         IRDA_ASSERT(self != NULL, return;);
 
-        skb = dev_alloc_skb(64);
+        skb = alloc_skb(64, GFP_ATOMIC);
         if (skb == NULL) {
                 IRDA_DEBUG(0, "%s() Unable to allocate sk_buff!\n",
                            __FUNCTION__);
diff --git a/net/irda/ircomm/ircomm_core.c b/net/irda/ircomm/ircomm_core.c
index 9c4a902a9dba..ad6b6af3dd97 100644
--- a/net/irda/ircomm/ircomm_core.c
+++ b/net/irda/ircomm/ircomm_core.c
@@ -115,12 +115,10 @@ struct ircomm_cb *ircomm_open(notify_t *notify, __u8 service_type, int line)
 
         IRDA_ASSERT(ircomm != NULL, return NULL;);
 
-        self = kmalloc(sizeof(struct ircomm_cb), GFP_ATOMIC);
+        self = kzalloc(sizeof(struct ircomm_cb), GFP_ATOMIC);
         if (self == NULL)
                 return NULL;
 
-        memset(self, 0, sizeof(struct ircomm_cb));
-
         self->notify = *notify;
         self->magic = IRCOMM_MAGIC;
 
diff --git a/net/irda/ircomm/ircomm_lmp.c b/net/irda/ircomm/ircomm_lmp.c
index d9097207aed3..959874b6451f 100644
--- a/net/irda/ircomm/ircomm_lmp.c
+++ b/net/irda/ircomm/ircomm_lmp.c
@@ -81,7 +81,7 @@ static int ircomm_lmp_connect_response(struct ircomm_cb *self,
         
         /* Any userdata supplied? */
         if (userdata == NULL) {
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (!tx_skb)
                         return -ENOMEM;
 
@@ -115,7 +115,7 @@ static int ircomm_lmp_disconnect_request(struct ircomm_cb *self,
         IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
 
         if (!userdata) {
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (!tx_skb)
                         return -ENOMEM;
                 
diff --git a/net/irda/ircomm/ircomm_param.c b/net/irda/ircomm/ircomm_param.c
index 6009bab05091..a39f5735a90b 100644
--- a/net/irda/ircomm/ircomm_param.c
+++ b/net/irda/ircomm/ircomm_param.c
@@ -121,7 +121,7 @@ int ircomm_param_request(struct ircomm_tty_cb *self, __u8 pi, int flush)
 
         skb = self->ctrl_skb;   
         if (!skb) {
-                skb = dev_alloc_skb(256);
+                skb = alloc_skb(256, GFP_ATOMIC);
                 if (!skb) {
                         spin_unlock_irqrestore(&self->spinlock, flags);
                         return -ENOMEM;
diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c
index b400f27851fc..3bcdb467efc5 100644
--- a/net/irda/ircomm/ircomm_tty.c
+++ b/net/irda/ircomm/ircomm_tty.c
@@ -379,12 +379,11 @@ static int ircomm_tty_open(struct tty_struct *tty, struct file *filp)
         self = hashbin_lock_find(ircomm_tty, line, NULL);
         if (!self) {
                 /* No, so make new instance */
-                self = kmalloc(sizeof(struct ircomm_tty_cb), GFP_KERNEL);
+                self = kzalloc(sizeof(struct ircomm_tty_cb), GFP_KERNEL);
                 if (self == NULL) {
                         IRDA_ERROR("%s(), kmalloc failed!\n", __FUNCTION__);
                         return -ENOMEM;
                 }
-                memset(self, 0, sizeof(struct ircomm_tty_cb));
                 
                 self->magic = IRCOMM_TTY_MAGIC;
                 self->flow = FLOW_STOP;
@@ -759,8 +758,9 @@ static int ircomm_tty_write(struct tty_struct *tty,
                         }
                 } else {
                         /* Prepare a full sized frame */
-                        skb = dev_alloc_skb(self->max_data_size+
-                                            self->max_header_size);
+                        skb = alloc_skb(self->max_data_size+
+                                        self->max_header_size,
+                                        GFP_ATOMIC);
                         if (!skb) {
                                 spin_unlock_irqrestore(&self->spinlock, flags);
                                 return -ENOBUFS;
diff --git a/net/irda/irda_device.c b/net/irda/irda_device.c
index ba40e5495f58..7e7a31798d8d 100644
--- a/net/irda/irda_device.c
+++ b/net/irda/irda_device.c
@@ -401,12 +401,10 @@ dongle_t *irda_device_dongle_init(struct net_device *dev, int type)
         }
 
         /* Allocate dongle info for this instance */
-        dongle = kmalloc(sizeof(dongle_t), GFP_KERNEL);
+        dongle = kzalloc(sizeof(dongle_t), GFP_KERNEL);
         if (!dongle)
                 goto out;
 
-        memset(dongle, 0, sizeof(dongle_t));
-
         /* Bind the registration info to this particular instance */
         dongle->issue = reg;
         dongle->dev = dev;
diff --git a/net/irda/iriap.c b/net/irda/iriap.c
index a0472652a44e..61128aa05b40 100644
--- a/net/irda/iriap.c
+++ b/net/irda/iriap.c
@@ -345,7 +345,7 @@ static void iriap_disconnect_request(struct iriap_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IAS_MAGIC, return;);
 
-        tx_skb = dev_alloc_skb(64);
+        tx_skb = alloc_skb(64, GFP_ATOMIC);
         if (tx_skb == NULL) {
                 IRDA_DEBUG(0, "%s(), Could not allocate an sk_buff of length %d\n", 
                         __FUNCTION__, 64);
@@ -396,7 +396,7 @@ int iriap_getvaluebyclass_request(struct iriap_cb *self,
         attr_len = strlen(attr);        /* Up to IAS_MAX_ATTRIBNAME = 60 */
 
         skb_len = self->max_header_size+2+name_len+1+attr_len+4;
-        tx_skb = dev_alloc_skb(skb_len);
+        tx_skb = alloc_skb(skb_len, GFP_ATOMIC);
         if (!tx_skb)
                 return -ENOMEM;
 
@@ -562,7 +562,8 @@ static void iriap_getvaluebyclass_response(struct iriap_cb *self,
          *  value. We add 32 bytes because of the 6 bytes for the frame and
          *  max 5 bytes for the value coding.
          */
-        tx_skb = dev_alloc_skb(value->len + self->max_header_size + 32);
+        tx_skb = alloc_skb(value->len + self->max_header_size + 32,
+                           GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -700,7 +701,7 @@ void iriap_send_ack(struct iriap_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IAS_MAGIC, return;);
 
-        tx_skb = dev_alloc_skb(64);
+        tx_skb = alloc_skb(64, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
diff --git a/net/irda/iriap_event.c b/net/irda/iriap_event.c
index a73607450de1..da17395df05a 100644
--- a/net/irda/iriap_event.c
+++ b/net/irda/iriap_event.c
@@ -365,7 +365,7 @@ static void state_r_disconnect(struct iriap_cb *self, IRIAP_EVENT event,
 
         switch (event) {
         case IAP_LM_CONNECT_INDICATION:
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (tx_skb == NULL) {
                         IRDA_WARNING("%s: unable to malloc!\n", __FUNCTION__);
                         return;
diff --git a/net/irda/irias_object.c b/net/irda/irias_object.c
index 82e665c79991..a154b1d71c0f 100644
--- a/net/irda/irias_object.c
+++ b/net/irda/irias_object.c
@@ -82,13 +82,12 @@ struct ias_object *irias_new_object( char *name, int id)
 
         IRDA_DEBUG( 4, "%s()\n", __FUNCTION__);
 
-        obj = kmalloc(sizeof(struct ias_object), GFP_ATOMIC);
+        obj = kzalloc(sizeof(struct ias_object), GFP_ATOMIC);
         if (obj == NULL) {
                 IRDA_WARNING("%s(), Unable to allocate object!\n",
                              __FUNCTION__);
                 return NULL;
         }
-        memset(obj, 0, sizeof( struct ias_object));
 
         obj->magic = IAS_OBJECT_MAGIC;
         obj->name = strndup(name, IAS_MAX_CLASSNAME);
@@ -346,13 +345,12 @@ void irias_add_integer_attrib(struct ias_object *obj, char *name, int value,
         IRDA_ASSERT(obj->magic == IAS_OBJECT_MAGIC, return;);
         IRDA_ASSERT(name != NULL, return;);
 
-        attrib = kmalloc(sizeof(struct ias_attrib), GFP_ATOMIC);
+        attrib = kzalloc(sizeof(struct ias_attrib), GFP_ATOMIC);
         if (attrib == NULL) {
                 IRDA_WARNING("%s: Unable to allocate attribute!\n",
                              __FUNCTION__);
                 return;
         }
-        memset(attrib, 0, sizeof( struct ias_attrib));
 
         attrib->magic = IAS_ATTRIB_MAGIC;
         attrib->name = strndup(name, IAS_MAX_ATTRIBNAME);
@@ -382,13 +380,12 @@ void irias_add_octseq_attrib(struct ias_object *obj, char *name, __u8 *octets,
         IRDA_ASSERT(name != NULL, return;);
         IRDA_ASSERT(octets != NULL, return;);
 
-        attrib = kmalloc(sizeof(struct ias_attrib), GFP_ATOMIC);
+        attrib = kzalloc(sizeof(struct ias_attrib), GFP_ATOMIC);
         if (attrib == NULL) {
                 IRDA_WARNING("%s: Unable to allocate attribute!\n",
                              __FUNCTION__);
                 return;
         }
-        memset(attrib, 0, sizeof( struct ias_attrib));
 
         attrib->magic = IAS_ATTRIB_MAGIC;
         attrib->name = strndup(name, IAS_MAX_ATTRIBNAME);
@@ -416,13 +413,12 @@ void irias_add_string_attrib(struct ias_object *obj, char *name, char *value,
         IRDA_ASSERT(name != NULL, return;);
         IRDA_ASSERT(value != NULL, return;);
 
-        attrib = kmalloc(sizeof( struct ias_attrib), GFP_ATOMIC);
+        attrib = kzalloc(sizeof( struct ias_attrib), GFP_ATOMIC);
         if (attrib == NULL) {
                 IRDA_WARNING("%s: Unable to allocate attribute!\n",
                              __FUNCTION__);
                 return;
         }
-        memset(attrib, 0, sizeof( struct ias_attrib));
 
         attrib->magic = IAS_ATTRIB_MAGIC;
         attrib->name = strndup(name, IAS_MAX_ATTRIBNAME);
@@ -443,12 +439,11 @@ struct ias_value *irias_new_integer_value(int integer)
 {
         struct ias_value *value;
 
-        value = kmalloc(sizeof(struct ias_value), GFP_ATOMIC);
+        value = kzalloc(sizeof(struct ias_value), GFP_ATOMIC);
         if (value == NULL) {
                 IRDA_WARNING("%s: Unable to kmalloc!\n", __FUNCTION__);
                 return NULL;
         }
-        memset(value, 0, sizeof(struct ias_value));
 
         value->type = IAS_INTEGER;
         value->len = 4;
@@ -469,12 +464,11 @@ struct ias_value *irias_new_string_value(char *string)
 {
         struct ias_value *value;
 
-        value = kmalloc(sizeof(struct ias_value), GFP_ATOMIC);
+        value = kzalloc(sizeof(struct ias_value), GFP_ATOMIC);
         if (value == NULL) {
                 IRDA_WARNING("%s: Unable to kmalloc!\n", __FUNCTION__);
                 return NULL;
         }
-        memset( value, 0, sizeof( struct ias_value));
 
         value->type = IAS_STRING;
         value->charset = CS_ASCII;
@@ -495,12 +489,11 @@ struct ias_value *irias_new_octseq_value(__u8 *octseq , int len)
 {
         struct ias_value *value;
 
-        value = kmalloc(sizeof(struct ias_value), GFP_ATOMIC);
+        value = kzalloc(sizeof(struct ias_value), GFP_ATOMIC);
         if (value == NULL) {
                 IRDA_WARNING("%s: Unable to kmalloc!\n", __FUNCTION__);
                 return NULL;
         }
-        memset(value, 0, sizeof(struct ias_value));
 
         value->type = IAS_OCT_SEQ;
         /* Check length */
@@ -522,12 +515,11 @@ struct ias_value *irias_new_missing_value(void)
 {
         struct ias_value *value;
 
-        value = kmalloc(sizeof(struct ias_value), GFP_ATOMIC);
+        value = kzalloc(sizeof(struct ias_value), GFP_ATOMIC);
         if (value == NULL) {
                 IRDA_WARNING("%s: Unable to kmalloc!\n", __FUNCTION__);
                 return NULL;
         }
-        memset(value, 0, sizeof(struct ias_value));
 
         value->type = IAS_MISSING;
         value->len = 0;
diff --git a/net/irda/irlan/irlan_common.c b/net/irda/irlan/irlan_common.c
index bd659dd545ac..7dd0a2fe1d20 100644
--- a/net/irda/irlan/irlan_common.c
+++ b/net/irda/irlan/irlan_common.c
@@ -636,7 +636,7 @@ void irlan_get_provider_info(struct irlan_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
 
-        skb = dev_alloc_skb(64);
+        skb = alloc_skb(64, GFP_ATOMIC);
         if (!skb)
                 return;
 
@@ -668,7 +668,7 @@ void irlan_open_data_channel(struct irlan_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
         
-        skb = dev_alloc_skb(64);
+        skb = alloc_skb(64, GFP_ATOMIC);
         if (!skb)
                 return;
 
@@ -704,7 +704,7 @@ void irlan_close_data_channel(struct irlan_cb *self)
         if (self->client.tsap_ctrl == NULL)
                 return;
 
-        skb = dev_alloc_skb(64);
+        skb = alloc_skb(64, GFP_ATOMIC);
         if (!skb)
                 return;
 
@@ -739,7 +739,7 @@ static void irlan_open_unicast_addr(struct irlan_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);       
         
-        skb = dev_alloc_skb(128);
+        skb = alloc_skb(128, GFP_ATOMIC);
         if (!skb)
                 return;
 
@@ -777,7 +777,7 @@ void irlan_set_broadcast_filter(struct irlan_cb *self, int status)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
         
-        skb = dev_alloc_skb(128);
+        skb = alloc_skb(128, GFP_ATOMIC);
         if (!skb)
                 return;
 
@@ -816,7 +816,7 @@ void irlan_set_multicast_filter(struct irlan_cb *self, int status)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
 
-        skb = dev_alloc_skb(128);
+        skb = alloc_skb(128, GFP_ATOMIC);
         if (!skb)
                 return;
         
@@ -856,7 +856,7 @@ static void irlan_get_unicast_addr(struct irlan_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
         
-        skb = dev_alloc_skb(128);
+        skb = alloc_skb(128, GFP_ATOMIC);
         if (!skb)
                 return;
 
@@ -891,7 +891,7 @@ void irlan_get_media_char(struct irlan_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
         
-        skb = dev_alloc_skb(64);
+        skb = alloc_skb(64, GFP_ATOMIC);
         if (!skb)
                 return;
 
diff --git a/net/irda/irlan/irlan_provider.c b/net/irda/irlan/irlan_provider.c
index 39c202d1c374..9c0df86044d7 100644
--- a/net/irda/irlan/irlan_provider.c
+++ b/net/irda/irlan/irlan_provider.c
@@ -296,7 +296,7 @@ void irlan_provider_send_reply(struct irlan_cb *self, int command,
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == IRLAN_MAGIC, return;);
 
-        skb = dev_alloc_skb(128);
+        skb = alloc_skb(128, GFP_ATOMIC);
         if (!skb)
                 return;
 
diff --git a/net/irda/irlap.c b/net/irda/irlap.c
index cade355ac8af..e7852a07495e 100644
--- a/net/irda/irlap.c
+++ b/net/irda/irlap.c
@@ -116,11 +116,10 @@ struct irlap_cb *irlap_open(struct net_device *dev, struct qos_info *qos,
         IRDA_DEBUG(4, "%s()\n", __FUNCTION__);
 
         /* Initialize the irlap structure. */
-        self = kmalloc(sizeof(struct irlap_cb), GFP_KERNEL);
+        self = kzalloc(sizeof(struct irlap_cb), GFP_KERNEL);
         if (self == NULL)
                 return NULL;
 
-        memset(self, 0, sizeof(struct irlap_cb));
         self->magic = LAP_MAGIC;
 
         /* Make a binding between the layers */
@@ -882,7 +881,7 @@ static void irlap_change_speed(struct irlap_cb *self, __u32 speed, int now)
         /* Change speed now, or just piggyback speed on frames */
         if (now) {
                 /* Send down empty frame to trigger speed change */
-                skb = dev_alloc_skb(0);
+                skb = alloc_skb(0, GFP_ATOMIC);
                 if (skb)
                         irlap_queue_xmit(self, skb);
         }
@@ -1222,7 +1221,7 @@ static int irlap_seq_open(struct inode *inode, struct file *file)
 {
         struct seq_file *seq;
         int rc = -ENOMEM;
-        struct irlap_iter_state *s = kmalloc(sizeof(*s), GFP_KERNEL);
+        struct irlap_iter_state *s = kzalloc(sizeof(*s), GFP_KERNEL);
        
         if (!s)
                 goto out;
@@ -1238,7 +1237,6 @@ static int irlap_seq_open(struct inode *inode, struct file *file)
 
         seq          = file->private_data;
         seq->private = s;
-        memset(s, 0, sizeof(*s));
 out:
         return rc;
 out_kfree:
diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c
index 3e9a06abbdd0..ccb983bf0f4a 100644
--- a/net/irda/irlap_frame.c
+++ b/net/irda/irlap_frame.c
@@ -117,7 +117,7 @@ void irlap_send_snrm_frame(struct irlap_cb *self, struct qos_info *qos)
         IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
         /* Allocate frame */
-        tx_skb = dev_alloc_skb(64);
+        tx_skb = alloc_skb(64, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -210,7 +210,7 @@ void irlap_send_ua_response_frame(struct irlap_cb *self, struct qos_info *qos)
         IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
         /* Allocate frame */
-        tx_skb = dev_alloc_skb(64);
+        tx_skb = alloc_skb(64, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -250,7 +250,7 @@ void irlap_send_dm_frame( struct irlap_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
-        tx_skb = dev_alloc_skb(32);
+        tx_skb = alloc_skb(32, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -282,7 +282,7 @@ void irlap_send_disc_frame(struct irlap_cb *self)
         IRDA_ASSERT(self != NULL, return;);
         IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
 
-        tx_skb = dev_alloc_skb(16);
+        tx_skb = alloc_skb(16, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -315,7 +315,7 @@ void irlap_send_discovery_xid_frame(struct irlap_cb *self, int S, __u8 s,
         IRDA_ASSERT(self->magic == LAP_MAGIC, return;);
         IRDA_ASSERT(discovery != NULL, return;);
 
-        tx_skb = dev_alloc_skb(64);
+        tx_skb = alloc_skb(64, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -422,11 +422,10 @@ static void irlap_recv_discovery_xid_rsp(struct irlap_cb *self,
                 return;
         }
 
-        if ((discovery = kmalloc(sizeof(discovery_t), GFP_ATOMIC)) == NULL) {
+        if ((discovery = kzalloc(sizeof(discovery_t), GFP_ATOMIC)) == NULL) {
                 IRDA_WARNING("%s: kmalloc failed!\n", __FUNCTION__);
                 return;
         }
-        memset(discovery, 0, sizeof(discovery_t));
 
         discovery->data.daddr = info->daddr;
         discovery->data.saddr = self->saddr;
@@ -576,7 +575,7 @@ void irlap_send_rr_frame(struct irlap_cb *self, int command)
         struct sk_buff *tx_skb;
         __u8 *frame;
 
-        tx_skb = dev_alloc_skb(16);
+        tx_skb = alloc_skb(16, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -601,7 +600,7 @@ void irlap_send_rd_frame(struct irlap_cb *self)
         struct sk_buff *tx_skb;
         __u8 *frame;
 
-        tx_skb = dev_alloc_skb(16);
+        tx_skb = alloc_skb(16, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -1215,7 +1214,7 @@ void irlap_send_test_frame(struct irlap_cb *self, __u8 caddr, __u32 daddr,
         struct test_frame *frame;
         __u8 *info;
 
-        tx_skb = dev_alloc_skb(cmd->len+sizeof(struct test_frame));
+        tx_skb = alloc_skb(cmd->len+sizeof(struct test_frame), GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
diff --git a/net/irda/irlmp.c b/net/irda/irlmp.c
index 129ad64c15bb..c440913dee14 100644
--- a/net/irda/irlmp.c
+++ b/net/irda/irlmp.c
@@ -78,10 +78,9 @@ int __init irlmp_init(void)
 {
         IRDA_DEBUG(1, "%s()\n", __FUNCTION__);
         /* Initialize the irlmp structure. */
-        irlmp = kmalloc( sizeof(struct irlmp_cb), GFP_KERNEL);
+        irlmp = kzalloc( sizeof(struct irlmp_cb), GFP_KERNEL);
         if (irlmp == NULL)
                 return -ENOMEM;
-        memset(irlmp, 0, sizeof(struct irlmp_cb));
 
         irlmp->magic = LMP_MAGIC;
 
@@ -160,12 +159,11 @@ struct lsap_cb *irlmp_open_lsap(__u8 slsap_sel, notify_t *notify, __u8 pid)
                 return NULL;
 
         /* Allocate new instance of a LSAP connection */
-        self = kmalloc(sizeof(struct lsap_cb), GFP_ATOMIC);
+        self = kzalloc(sizeof(struct lsap_cb), GFP_ATOMIC);
         if (self == NULL) {
                 IRDA_ERROR("%s: can't allocate memory\n", __FUNCTION__);
                 return NULL;
         }
-        memset(self, 0, sizeof(struct lsap_cb));
 
         self->magic = LMP_LSAP_MAGIC;
         self->slsap_sel = slsap_sel;
@@ -288,12 +286,11 @@ void irlmp_register_link(struct irlap_cb *irlap, __u32 saddr, notify_t *notify)
         /*
          *  Allocate new instance of a LSAP connection
          */
-        lap = kmalloc(sizeof(struct lap_cb), GFP_KERNEL);
+        lap = kzalloc(sizeof(struct lap_cb), GFP_KERNEL);
         if (lap == NULL) {
                 IRDA_ERROR("%s: unable to kmalloc\n", __FUNCTION__);
                 return;
         }
-        memset(lap, 0, sizeof(struct lap_cb));
 
         lap->irlap = irlap;
         lap->magic = LMP_LAP_MAGIC;
@@ -395,7 +392,7 @@ int irlmp_connect_request(struct lsap_cb *self, __u8 dlsap_sel,
 
         /* Any userdata? */
         if (tx_skb == NULL) {
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (!tx_skb)
                         return -ENOMEM;
 
diff --git a/net/irda/irnet/irnet_ppp.c b/net/irda/irnet/irnet_ppp.c
index e53bf9e0053e..a1e502ff9070 100644
--- a/net/irda/irnet/irnet_ppp.c
+++ b/net/irda/irnet/irnet_ppp.c
@@ -476,11 +476,10 @@ dev_irnet_open(struct inode *	inode,
 #endif /* SECURE_DEVIRNET */
 
   /* Allocate a private structure for this IrNET instance */
-  ap = kmalloc(sizeof(*ap), GFP_KERNEL);
+  ap = kzalloc(sizeof(*ap), GFP_KERNEL);
   DABORT(ap == NULL, -ENOMEM, FS_ERROR, "Can't allocate struct irnet...\n");
 
   /* initialize the irnet structure */
-  memset(ap, 0, sizeof(*ap));
   ap->file = file;
 
   /* PPP channel setup */
diff --git a/net/irda/irttp.c b/net/irda/irttp.c
index 49c51c5f1a86..42acf1cde737 100644
--- a/net/irda/irttp.c
+++ b/net/irda/irttp.c
@@ -85,10 +85,9 @@ static pi_param_info_t param_info = { pi_major_call_table, 1, 0x0f, 4 };
  */
 int __init irttp_init(void)
 {
-        irttp = kmalloc(sizeof(struct irttp_cb), GFP_KERNEL);
+        irttp = kzalloc(sizeof(struct irttp_cb), GFP_KERNEL);
         if (irttp == NULL)
                 return -ENOMEM;
-        memset(irttp, 0, sizeof(struct irttp_cb));
 
         irttp->magic = TTP_MAGIC;
 
@@ -306,7 +305,8 @@ static inline void irttp_fragment_skb(struct tsap_cb *self,
                 IRDA_DEBUG(2, "%s(), fragmenting ...\n", __FUNCTION__);
 
                 /* Make new segment */
-                frag = dev_alloc_skb(self->max_seg_size+self->max_header_size);
+                frag = alloc_skb(self->max_seg_size+self->max_header_size,
+                                 GFP_ATOMIC);
                 if (!frag)
                         return;
 
@@ -389,12 +389,11 @@ struct tsap_cb *irttp_open_tsap(__u8 stsap_sel, int credit, notify_t *notify)
                 return NULL;
         }
 
-        self = kmalloc(sizeof(struct tsap_cb), GFP_ATOMIC);
+        self = kzalloc(sizeof(struct tsap_cb), GFP_ATOMIC);
         if (self == NULL) {
                 IRDA_DEBUG(0, "%s(), unable to kmalloc!\n", __FUNCTION__);
                 return NULL;
         }
-        memset(self, 0, sizeof(struct tsap_cb));
         spin_lock_init(&self->lock);
 
         /* Initialise todo timer */
@@ -805,7 +804,7 @@ static inline void irttp_give_credit(struct tsap_cb *self)
                    self->send_credit, self->avail_credit, self->remote_credit);
 
         /* Give credit to peer */
-        tx_skb = dev_alloc_skb(64);
+        tx_skb = alloc_skb(64, GFP_ATOMIC);
         if (!tx_skb)
                 return;
 
@@ -1094,7 +1093,7 @@ int irttp_connect_request(struct tsap_cb *self, __u8 dtsap_sel,
 
         /* Any userdata supplied? */
         if (userdata == NULL) {
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (!tx_skb)
                         return -ENOMEM;
 
@@ -1342,7 +1341,7 @@ int irttp_connect_response(struct tsap_cb *self, __u32 max_sdu_size,
 
         /* Any userdata supplied? */
         if (userdata == NULL) {
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (!tx_skb)
                         return -ENOMEM;
 
@@ -1541,7 +1540,7 @@ int irttp_disconnect_request(struct tsap_cb *self, struct sk_buff *userdata,
 
         if (!userdata) {
                 struct sk_buff *tx_skb;
-                tx_skb = dev_alloc_skb(64);
+                tx_skb = alloc_skb(64, GFP_ATOMIC);
                 if (!tx_skb)
                         return -ENOMEM;
 
@@ -1876,7 +1875,7 @@ static int irttp_seq_open(struct inode *inode, struct file *file)
         int rc = -ENOMEM;
         struct irttp_iter_state *s;
 
-        s = kmalloc(sizeof(*s), GFP_KERNEL);
+        s = kzalloc(sizeof(*s), GFP_KERNEL);
         if (!s)
                 goto out;
 
@@ -1886,7 +1885,6 @@ static int irttp_seq_open(struct inode *inode, struct file *file)
 
         seq          = file->private_data;
         seq->private = s;
-        memset(s, 0, sizeof(*s));
 out:
         return rc;
 out_kfree: