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[PATCH] isdn: replace kmalloc+memset with kzalloc

Browse Source 
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Burman Yan 2006-12-08 02:39:35 -08:00 committed by Linus Torvalds
parent 0b2dd130a5
commit 41f96935b4
30 changed files with 46 additions and 99 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/isdn/act2000/module.c
View File

@ -573,12 +573,11 @@ act2000_alloccard(int bus, int port, int irq, char *id)
{
int i;
act2000_card *card;
if (!(card = (act2000_card *) kmalloc(sizeof(act2000_card), GFP_KERNEL))) {
if (!(card = kzalloc(sizeof(act2000_card), GFP_KERNEL))) {
printk(KERN_WARNING
"act2000: (%s) Could not allocate card-struct.\n", id);
return;
}
memset((char *) card, 0, sizeof(act2000_card));
spin_lock_init(&card->lock);
spin_lock_init(&card->mnlock);
skb_queue_head_init(&card->sndq);

9
drivers/isdn/capi/capi.c
View File

@ -215,13 +215,12 @@ static struct capiminor *capiminor_alloc(struct capi20_appl *ap, u32 ncci)
unsigned int minor = 0;
unsigned long flags;
mp = kmalloc(sizeof(*mp), GFP_ATOMIC);
mp = kzalloc(sizeof(*mp), GFP_ATOMIC);
if (!mp) {
printk(KERN_ERR "capi: can't alloc capiminor\n");
return NULL;
}
memset(mp, 0, sizeof(struct capiminor));
mp->ap = ap;
mp->ncci = ncci;
mp->msgid = 0;
@ -304,10 +303,9 @@ static struct capincci *capincci_alloc(struct capidev *cdev, u32 ncci)
struct capiminor *mp = NULL;
#endif /* CONFIG_ISDN_CAPI_MIDDLEWARE */
np = kmalloc(sizeof(*np), GFP_ATOMIC);
np = kzalloc(sizeof(*np), GFP_ATOMIC);
if (!np)
return NULL;
memset(np, 0, sizeof(struct capincci));
np->ncci = ncci;
np->cdev = cdev;
#ifdef CONFIG_ISDN_CAPI_MIDDLEWARE
@ -384,10 +382,9 @@ static struct capidev *capidev_alloc(void)
struct capidev *cdev;
unsigned long flags;
cdev = kmalloc(sizeof(*cdev), GFP_KERNEL);
cdev = kzalloc(sizeof(*cdev), GFP_KERNEL);
if (!cdev)
return NULL;
memset(cdev, 0, sizeof(struct capidev));
init_MUTEX(&cdev->ncci_list_sem);
skb_queue_head_init(&cdev->recvqueue);

9
drivers/isdn/capi/capidrv.c
View File

@ -334,12 +334,11 @@ static capidrv_plci *new_plci(capidrv_contr * card, int chan)
{
capidrv_plci *plcip;
plcip = (capidrv_plci *) kmalloc(sizeof(capidrv_plci), GFP_ATOMIC);
plcip = kzalloc(sizeof(capidrv_plci), GFP_ATOMIC);
if (plcip == 0)
return NULL;
memset(plcip, 0, sizeof(capidrv_plci));
plcip->state = ST_PLCI_NONE;
plcip->plci = 0;
plcip->msgid = 0;
@ -404,12 +403,11 @@ static inline capidrv_ncci *new_ncci(capidrv_contr * card,
{
capidrv_ncci *nccip;
nccip = (capidrv_ncci *) kmalloc(sizeof(capidrv_ncci), GFP_ATOMIC);
nccip = kzalloc(sizeof(capidrv_ncci), GFP_ATOMIC);
if (nccip == 0)
return NULL;
memset(nccip, 0, sizeof(capidrv_ncci));
nccip->ncci = ncci;
nccip->state = ST_NCCI_NONE;
nccip->plcip = plcip;
@ -2005,12 +2003,11 @@ static int capidrv_addcontr(u16 contr, struct capi_profile *profp)
printk(KERN_WARNING "capidrv: (%s) Could not reserve module\n", id);
return -1;
}
if (!(card = (capidrv_contr *) kmalloc(sizeof(capidrv_contr), GFP_ATOMIC))) {
if (!(card = kzalloc(sizeof(capidrv_contr), GFP_ATOMIC))) {
printk(KERN_WARNING
"capidrv: (%s) Could not allocate contr-struct.\n", id);
return -1;
}
memset(card, 0, sizeof(capidrv_contr));
card->owner = THIS_MODULE;
init_timer(&card->listentimer);
strcpy(card->name, id);

3
drivers/isdn/hardware/avm/avm_cs.c
View File

@ -121,10 +121,9 @@ static int avmcs_probe(struct pcmcia_device *p_dev)
p_dev->conf.Present = PRESENT_OPTION;
/* Allocate space for private device-specific data */
local = kmalloc(sizeof(local_info_t), GFP_KERNEL);
local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
if (!local)
goto err;
memset(local, 0, sizeof(local_info_t));
p_dev->priv = local;
return avmcs_config(p_dev);

10
drivers/isdn/hardware/avm/b1.c
View File

@ -65,18 +65,15 @@ avmcard *b1_alloc_card(int nr_controllers)
avmctrl_info *cinfo;
int i;
card = kmalloc(sizeof(*card), GFP_KERNEL);
card = kzalloc(sizeof(*card), GFP_KERNEL);
if (!card)
return NULL;
memset(card, 0, sizeof(*card));
cinfo = kmalloc(sizeof(*cinfo) * nr_controllers, GFP_KERNEL);
cinfo = kzalloc(sizeof(*cinfo) * nr_controllers, GFP_KERNEL);
if (!cinfo) {
kfree(card);
return NULL;
}
memset(cinfo, 0, sizeof(*cinfo) * nr_controllers);
card->ctrlinfo = cinfo;
for (i = 0; i < nr_controllers; i++) {
@ -718,12 +715,11 @@ avmcard_dma_alloc(char *name, struct pci_dev *pdev, long rsize, long ssize)
avmcard_dmainfo *p;
void *buf;
p = kmalloc(sizeof(avmcard_dmainfo), GFP_KERNEL);
p = kzalloc(sizeof(avmcard_dmainfo), GFP_KERNEL);
if (!p) {
printk(KERN_WARNING "%s: no memory.\n", name);
goto err;
}
memset(p, 0, sizeof(avmcard_dmainfo));
p->recvbuf.size = rsize;
buf = pci_alloc_consistent(pdev, rsize, &p->recvbuf.dmaaddr);

3
drivers/isdn/hisax/avma1_cs.c
View File

@ -123,11 +123,10 @@ static int avma1cs_probe(struct pcmcia_device *p_dev)
DEBUG(0, "avma1cs_attach()\n");
/* Allocate space for private device-specific data */
local = kmalloc(sizeof(local_info_t), GFP_KERNEL);
local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
if (!local)
return -ENOMEM;
memset(local, 0, sizeof(local_info_t));
p_dev->priv = local;
/* The io structure describes IO port mapping */

3
drivers/isdn/hisax/config.c
View File

@ -869,14 +869,13 @@ static int checkcard(int cardnr, char *id, int *busy_flag, struct module *lockow
struct IsdnCard *card = cards + cardnr;
struct IsdnCardState *cs;
cs = kmalloc(sizeof(struct IsdnCardState), GFP_ATOMIC);
cs = kzalloc(sizeof(struct IsdnCardState), GFP_ATOMIC);
if (!cs) {
printk(KERN_WARNING
"HiSax: No memory for IsdnCardState(card %d)\n",
cardnr + 1);
goto out;
}
memset(cs, 0, sizeof(struct IsdnCardState));
card->cs = cs;
spin_lock_init(&cs->statlock);
spin_lock_init(&cs->lock);

3
drivers/isdn/hisax/elsa_cs.c
View File

@ -146,9 +146,8 @@ static int elsa_cs_probe(struct pcmcia_device *link)
DEBUG(0, "elsa_cs_attach()\n");
/* Allocate space for private device-specific data */
local = kmalloc(sizeof(local_info_t), GFP_KERNEL);
local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
if (!local) return -ENOMEM;
memset(local, 0, sizeof(local_info_t));
local->p_dev = link;
link->priv = local;

4
drivers/isdn/hisax/fsm.c
View File

@ -26,12 +26,10 @@ FsmNew(struct Fsm *fsm, struct FsmNode *fnlist, int fncount)
int i;
fsm->jumpmatrix = (FSMFNPTR *)
kmalloc(sizeof (FSMFNPTR) * fsm->state_count * fsm->event_count, GFP_KERNEL);
kzalloc(sizeof (FSMFNPTR) * fsm->state_count * fsm->event_count, GFP_KERNEL);
if (!fsm->jumpmatrix)
return -ENOMEM;
memset(fsm->jumpmatrix, 0, sizeof (FSMFNPTR) * fsm->state_count * fsm->event_count);
for (i = 0; i < fncount; i++)
if ((fnlist[i].state>=fsm->state_count) || (fnlist[i].event>=fsm->event_count)) {
printk(KERN_ERR "FsmNew Error line %d st(%ld/%ld) ev(%ld/%ld)\n",

3
drivers/isdn/hisax/hfc4s8s_l1.c
View File

@ -1591,11 +1591,10 @@ hfc4s8s_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
hfc4s8s_param *driver_data = (hfc4s8s_param *) ent->driver_data;
hfc4s8s_hw *hw;
if (!(hw = kmalloc(sizeof(hfc4s8s_hw), GFP_ATOMIC))) {
if (!(hw = kzalloc(sizeof(hfc4s8s_hw), GFP_ATOMIC))) {
printk(KERN_ERR "No kmem for HFC-4S/8S card\n");
return (err);
}
memset(hw, 0, sizeof(hfc4s8s_hw));
hw->pdev = pdev;
err = pci_enable_device(pdev);

3
drivers/isdn/hisax/hfc_usb.c
View File

@ -1481,9 +1481,8 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
iface = iface_used;
if (!
(context =
kmalloc(sizeof(hfcusb_data), GFP_KERNEL)))
kzalloc(sizeof(hfcusb_data), GFP_KERNEL)))
return (-ENOMEM); /* got no mem */
memset(context, 0, sizeof(hfcusb_data));
ep = iface->endpoint;
vcf = validconf[small_match];

4
drivers/isdn/hisax/hisax_fcpcipnp.c
View File

@ -841,12 +841,10 @@ new_adapter(void)
struct hisax_b_if *b_if[2];
int i;
adapter = kmalloc(sizeof(struct fritz_adapter), GFP_KERNEL);
adapter = kzalloc(sizeof(struct fritz_adapter), GFP_KERNEL);
if (!adapter)
return NULL;
memset(adapter, 0, sizeof(struct fritz_adapter));
adapter->isac.hisax_d_if.owner = THIS_MODULE;
adapter->isac.hisax_d_if.ifc.priv = &adapter->isac;
adapter->isac.hisax_d_if.ifc.l2l1 = isac_d_l2l1;

3
drivers/isdn/hisax/sedlbauer_cs.c
View File

@ -155,9 +155,8 @@ static int sedlbauer_probe(struct pcmcia_device *link)
DEBUG(0, "sedlbauer_attach()\n");
/* Allocate space for private device-specific data */
local = kmalloc(sizeof(local_info_t), GFP_KERNEL);
local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
if (!local) return -ENOMEM;
memset(local, 0, sizeof(local_info_t));
local->cardnr = -1;
local->p_dev = link;

4
drivers/isdn/hisax/st5481_init.c
View File

@ -69,12 +69,10 @@ static int probe_st5481(struct usb_interface *intf,
le16_to_cpu(dev->descriptor.idProduct),
number_of_leds);
adapter = kmalloc(sizeof(struct st5481_adapter), GFP_KERNEL);
adapter = kzalloc(sizeof(struct st5481_adapter), GFP_KERNEL);
if (!adapter)
return -ENOMEM;
memset(adapter, 0, sizeof(struct st5481_adapter));
adapter->number_of_leds = number_of_leds;
adapter->usb_dev = dev;

3
drivers/isdn/hisax/teles_cs.c
View File

@ -137,9 +137,8 @@ static int teles_probe(struct pcmcia_device *link)
DEBUG(0, "teles_attach()\n");
/* Allocate space for private device-specific data */
local = kmalloc(sizeof(local_info_t), GFP_KERNEL);
local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
if (!local) return -ENOMEM;
memset(local, 0, sizeof(local_info_t));
local->cardnr = -1;
local->p_dev = link;

3
drivers/isdn/hysdn/hycapi.c
View File

@ -745,12 +745,11 @@ hycapi_capi_create(hysdn_card *card)
return 1;
}
if (!card->hyctrlinfo) {
cinfo = (hycapictrl_info *) kmalloc(sizeof(hycapictrl_info), GFP_ATOMIC);
cinfo = kzalloc(sizeof(hycapictrl_info), GFP_ATOMIC);
if (!cinfo) {
printk(KERN_WARNING "HYSDN: no memory for capi-ctrl.\n");
return -ENOMEM;
}
memset(cinfo, 0, sizeof(hycapictrl_info));
card->hyctrlinfo = cinfo;
cinfo->card = card;
spin_lock_init(&cinfo->lock);

3
drivers/isdn/hysdn/hysdn_boot.c
View File

@ -278,14 +278,13 @@ pof_write_open(hysdn_card * card, unsigned char **bufp)
return (-ERR_ALREADY_BOOT); /* boot already active */
}
/* error no mem available */
if (!(boot = kmalloc(sizeof(struct boot_data), GFP_KERNEL))) {
if (!(boot = kzalloc(sizeof(struct boot_data), GFP_KERNEL))) {
if (card->debug_flags & LOG_MEM_ERR)
hysdn_addlog(card, "POF open: unable to allocate mem");
return (-EFAULT);
}
card->boot = boot;
card->state = CARD_STATE_BOOTING;
memset(boot, 0, sizeof(struct boot_data));
card->stopcard(card); /* first stop the card */
if (card->testram(card)) {

3
drivers/isdn/hysdn/hysdn_init.c
View File

@ -81,11 +81,10 @@ search_cards(void)
if (pci_enable_device(akt_pcidev))
continue;
if (!(card = kmalloc(sizeof(hysdn_card), GFP_KERNEL))) {
if (!(card = kzalloc(sizeof(hysdn_card), GFP_KERNEL))) {
printk(KERN_ERR "HYSDN: unable to alloc device mem \n");
return;
}
memset(card, 0, sizeof(hysdn_card));
card->myid = cardmax; /* set own id */
card->bus = akt_pcidev->bus->number;
card->devfn = akt_pcidev->devfn; /* slot + function */

3
drivers/isdn/hysdn/hysdn_net.c
View File

@ -278,11 +278,10 @@ hysdn_net_create(hysdn_card * card)
return (-ENOMEM);
}
hysdn_net_release(card); /* release an existing net device */
if ((dev = kmalloc(sizeof(struct net_local), GFP_KERNEL)) == NULL) {
if ((dev = kzalloc(sizeof(struct net_local), GFP_KERNEL)) == NULL) {
printk(KERN_WARNING "HYSDN: unable to allocate mem\n");
return (-ENOMEM);
}
memset(dev, 0, sizeof(struct net_local)); /* clean the structure */
spin_lock_init(&((struct net_local *) dev)->lock);

3
drivers/isdn/hysdn/hysdn_proclog.c
View File

@ -405,8 +405,7 @@ hysdn_proclog_init(hysdn_card * card)
/* create a cardlog proc entry */
if ((pd = (struct procdata *) kmalloc(sizeof(struct procdata), GFP_KERNEL)) != NULL) {
memset(pd, 0, sizeof(struct procdata));
if ((pd = kzalloc(sizeof(struct procdata), GFP_KERNEL)) != NULL) {
sprintf(pd->log_name, "%s%d", PROC_LOG_BASENAME, card->myid);
if ((pd->log = create_proc_entry(pd->log_name, S_IFREG | S_IRUGO | S_IWUSR, hysdn_proc_entry)) != NULL) {
pd->log->proc_fops = &log_fops;

4
drivers/isdn/i4l/isdn_bsdcomp.c
View File

@ -331,12 +331,10 @@ static void *bsd_alloc (struct isdn_ppp_comp_data *data)
* Allocate the main control structure for this instance.
*/
maxmaxcode = MAXCODE(bits);
db = (struct bsd_db *) kmalloc (sizeof (struct bsd_db),GFP_KERNEL);
db = kzalloc (sizeof (struct bsd_db),GFP_KERNEL);
if (!db)
return NULL;
memset (db, 0, sizeof(struct bsd_db));
db->xmit = data->flags & IPPP_COMP_FLAG_XMIT;
decomp = db->xmit ? 0 : 1;

9
drivers/isdn/i4l/isdn_common.c
View File

@ -2072,21 +2072,19 @@ isdn_add_channels(isdn_driver_t *d, int drvidx, int n, int adding)
if ((adding) && (d->rcverr))
kfree(d->rcverr);
if (!(d->rcverr = kmalloc(sizeof(int) * m, GFP_ATOMIC))) {
if (!(d->rcverr = kzalloc(sizeof(int) * m, GFP_ATOMIC))) {
printk(KERN_WARNING "register_isdn: Could not alloc rcverr\n");
return -1;
}
memset((char *) d->rcverr, 0, sizeof(int) * m);
if ((adding) && (d->rcvcount))
kfree(d->rcvcount);
if (!(d->rcvcount = kmalloc(sizeof(int) * m, GFP_ATOMIC))) {
if (!(d->rcvcount = kzalloc(sizeof(int) * m, GFP_ATOMIC))) {
printk(KERN_WARNING "register_isdn: Could not alloc rcvcount\n");
if (!adding)
kfree(d->rcverr);
return -1;
}
memset((char *) d->rcvcount, 0, sizeof(int) * m);
if ((adding) && (d->rpqueue)) {
for (j = 0; j < d->channels; j++)
@ -2226,11 +2224,10 @@ register_isdn(isdn_if * i)
printk(KERN_WARNING "register_isdn: No write routine given.\n");
return 0;
}
if (!(d = kmalloc(sizeof(isdn_driver_t), GFP_KERNEL))) {
if (!(d = kzalloc(sizeof(isdn_driver_t), GFP_KERNEL))) {
printk(KERN_WARNING "register_isdn: Could not alloc driver-struct\n");
return 0;
}
memset((char *) d, 0, sizeof(isdn_driver_t));
d->maxbufsize = i->maxbufsize;
d->pktcount = 0;

6
drivers/isdn/i4l/isdn_net.c
View File

@ -2542,17 +2542,15 @@ isdn_net_new(char *name, struct net_device *master)
printk(KERN_WARNING "isdn_net: interface %s already exists\n", name);
return NULL;
}
if (!(netdev = (isdn_net_dev *) kmalloc(sizeof(isdn_net_dev), GFP_KERNEL))) {
if (!(netdev = kzalloc(sizeof(isdn_net_dev), GFP_KERNEL))) {
printk(KERN_WARNING "isdn_net: Could not allocate net-device\n");
return NULL;
}
memset(netdev, 0, sizeof(isdn_net_dev));
if (!(netdev->local = (isdn_net_local *) kmalloc(sizeof(isdn_net_local), GFP_KERNEL))) {
if (!(netdev->local = kzalloc(sizeof(isdn_net_local), GFP_KERNEL))) {
printk(KERN_WARNING "isdn_net: Could not allocate device locals\n");
kfree(netdev);
return NULL;
}
memset(netdev->local, 0, sizeof(isdn_net_local));
if (name == NULL)
strcpy(netdev->local->name, " ");
else

14
drivers/isdn/i4l/isdn_ppp.c
View File

@ -876,14 +876,12 @@ isdn_ppp_init(void)
#endif /* CONFIG_ISDN_MPP */
for (i = 0; i < ISDN_MAX_CHANNELS; i++) {
if (!(ippp_table[i] = (struct ippp_struct *)
kmalloc(sizeof(struct ippp_struct), GFP_KERNEL))) {
if (!(ippp_table[i] = kzalloc(sizeof(struct ippp_struct), GFP_KERNEL))) {
printk(KERN_WARNING "isdn_ppp_init: Could not alloc ippp_table\n");
for (j = 0; j < i; j++)
kfree(ippp_table[j]);
return -1;
}
memset((char *) ippp_table[i], 0, sizeof(struct ippp_struct));
spin_lock_init(&ippp_table[i]->buflock);
ippp_table[i]->state = 0;
ippp_table[i]->first = ippp_table[i]->rq + NUM_RCV_BUFFS - 1;
@ -1529,10 +1527,8 @@ static int isdn_ppp_mp_bundle_array_init(void)
{
int i;
int sz = ISDN_MAX_CHANNELS*sizeof(ippp_bundle);
if( (isdn_ppp_bundle_arr = (ippp_bundle*)kmalloc(sz,
GFP_KERNEL)) == NULL )
if( (isdn_ppp_bundle_arr = kzalloc(sz, GFP_KERNEL)) == NULL )
return -ENOMEM;
memset(isdn_ppp_bundle_arr, 0, sz);
for( i = 0; i < ISDN_MAX_CHANNELS; i++ )
spin_lock_init(&isdn_ppp_bundle_arr[i].lock);
return 0;
@ -2246,13 +2242,12 @@ static void isdn_ppp_ccp_xmit_reset(struct ippp_struct *is, int proto,
static struct ippp_ccp_reset *isdn_ppp_ccp_reset_alloc(struct ippp_struct *is)
{
struct ippp_ccp_reset *r;
r = kmalloc(sizeof(struct ippp_ccp_reset), GFP_KERNEL);
r = kzalloc(sizeof(struct ippp_ccp_reset), GFP_KERNEL);
if(!r) {
printk(KERN_ERR "ippp_ccp: failed to allocate reset data"
" structure - no mem\n");
return NULL;
}
memset(r, 0, sizeof(struct ippp_ccp_reset));
printk(KERN_DEBUG "ippp_ccp: allocated reset data structure %p\n", r);
is->reset = r;
return r;
@ -2338,10 +2333,9 @@ static struct ippp_ccp_reset_state *isdn_ppp_ccp_reset_alloc_state(struct ippp_s
id);
return NULL;
} else {
rs = kmalloc(sizeof(struct ippp_ccp_reset_state), GFP_KERNEL);
rs = kzalloc(sizeof(struct ippp_ccp_reset_state), GFP_KERNEL);
if(!rs)
return NULL;
memset(rs, 0, sizeof(struct ippp_ccp_reset_state));
rs->state = CCPResetIdle;
rs->is = is;
rs->id = id;

3
drivers/isdn/i4l/isdn_v110.c
View File

@ -92,9 +92,8 @@ isdn_v110_open(unsigned char key, int hdrlen, int maxsize)
int i;
isdn_v110_stream *v;
if ((v = kmalloc(sizeof(isdn_v110_stream), GFP_ATOMIC)) == NULL)
if ((v = kzalloc(sizeof(isdn_v110_stream), GFP_ATOMIC)) == NULL)
return NULL;
memset(v, 0, sizeof(isdn_v110_stream));
v->key = key;
v->nbits = 0;
for (i = 0; key & (1 << i); i++)

3
drivers/isdn/icn/icn.c
View File

@ -1519,12 +1519,11 @@ icn_initcard(int port, char *id)
icn_card *card;
int i;
if (!(card = (icn_card *) kmalloc(sizeof(icn_card), GFP_KERNEL))) {
if (!(card = kzalloc(sizeof(icn_card), GFP_KERNEL))) {
printk(KERN_WARNING
"icn: (%s) Could not allocate card-struct.\n", id);
return (icn_card *) 0;
}
memset((char *) card, 0, sizeof(icn_card));
spin_lock_init(&card->lock);
card->port = port;
card->interface.owner = THIS_MODULE;

3
drivers/isdn/isdnloop/isdnloop.c
View File

@ -1430,12 +1430,11 @@ isdnloop_initcard(char *id)
isdnloop_card *card;
int i;
if (!(card = (isdnloop_card *) kmalloc(sizeof(isdnloop_card), GFP_KERNEL))) {
if (!(card = kzalloc(sizeof(isdnloop_card), GFP_KERNEL))) {
printk(KERN_WARNING
"isdnloop: (%s) Could not allocate card-struct.\n", id);
return (isdnloop_card *) 0;
}
memset((char *) card, 0, sizeof(isdnloop_card));
card->interface.owner = THIS_MODULE;
card->interface.channels = ISDNLOOP_BCH;
card->interface.hl_hdrlen = 1; /* scratch area for storing ack flag*/

9
drivers/isdn/pcbit/drv.c
View File

@ -73,14 +73,13 @@ int pcbit_init_dev(int board, int mem_base, int irq)
struct pcbit_dev *dev;
isdn_if *dev_if;
if ((dev=kmalloc(sizeof(struct pcbit_dev), GFP_KERNEL)) == NULL)
if ((dev=kzalloc(sizeof(struct pcbit_dev), GFP_KERNEL)) == NULL)
{
printk("pcbit_init: couldn't malloc pcbit_dev struct\n");
return -ENOMEM;
}
dev_pcbit[board] = dev;
memset(dev, 0, sizeof(struct pcbit_dev));
init_waitqueue_head(&dev->set_running_wq);
spin_lock_init(&dev->lock);
@ -104,7 +103,7 @@ int pcbit_init_dev(int board, int mem_base, int irq)
return -EACCES;
}
dev->b1 = kmalloc(sizeof(struct pcbit_chan), GFP_KERNEL);
dev->b1 = kzalloc(sizeof(struct pcbit_chan), GFP_KERNEL);
if (!dev->b1) {
printk("pcbit_init: couldn't malloc pcbit_chan struct\n");
iounmap(dev->sh_mem);
@ -113,7 +112,7 @@ int pcbit_init_dev(int board, int mem_base, int irq)
return -ENOMEM;
}
dev->b2 = kmalloc(sizeof(struct pcbit_chan), GFP_KERNEL);
dev->b2 = kzalloc(sizeof(struct pcbit_chan), GFP_KERNEL);
if (!dev->b2) {
printk("pcbit_init: couldn't malloc pcbit_chan struct\n");
kfree(dev->b1);
@ -123,8 +122,6 @@ int pcbit_init_dev(int board, int mem_base, int irq)
return -ENOMEM;
}
memset(dev->b1, 0, sizeof(struct pcbit_chan));
memset(dev->b2, 0, sizeof(struct pcbit_chan));
dev->b2->id = 1;
INIT_WORK(&dev->qdelivery, pcbit_deliver);

3
drivers/isdn/pcbit/layer2.c
View File

@ -369,13 +369,12 @@ pcbit_receive(struct pcbit_dev *dev)
kfree(dev->read_frame);
dev->read_frame = NULL;
}
frame = kmalloc(sizeof(struct frame_buf), GFP_ATOMIC);
frame = kzalloc(sizeof(struct frame_buf), GFP_ATOMIC);
if (frame == NULL) {
printk(KERN_WARNING "kmalloc failed\n");
return;
}
memset(frame, 0, sizeof(struct frame_buf));
cpu = pcbit_readb(dev);
proc = pcbit_readb(dev);

9
drivers/isdn/sc/init.c
View File

@ -271,14 +271,13 @@ static int __init sc_init(void)
* Horray! We found a board, Make sure we can register
* it with ISDN4Linux
*/
interface = kmalloc(sizeof(isdn_if), GFP_KERNEL);
interface = kzalloc(sizeof(isdn_if), GFP_KERNEL);
if (interface == NULL) {
/*
* Oops, can't malloc isdn_if
*/
continue;
}
memset(interface, 0, sizeof(isdn_if));
interface->owner = THIS_MODULE;
interface->hl_hdrlen = 0;
@ -294,7 +293,7 @@ static int __init sc_init(void)
/*
* Allocate the board structure
*/
sc_adapter[cinst] = kmalloc(sizeof(board), GFP_KERNEL);
sc_adapter[cinst] = kzalloc(sizeof(board), GFP_KERNEL);
if (sc_adapter[cinst] == NULL) {
/*
* Oops, can't alloc memory for the board
@ -302,7 +301,6 @@ static int __init sc_init(void)
kfree(interface);
continue;
}
memset(sc_adapter[cinst], 0, sizeof(board));
spin_lock_init(&sc_adapter[cinst]->lock);
if(!register_isdn(interface)) {
@ -326,7 +324,7 @@ static int __init sc_init(void)
/*
* Allocate channels status structures
*/
sc_adapter[cinst]->channel = kmalloc(sizeof(bchan) * channels, GFP_KERNEL);
sc_adapter[cinst]->channel = kzalloc(sizeof(bchan) * channels, GFP_KERNEL);
if (sc_adapter[cinst]->channel == NULL) {
/*
* Oops, can't alloc memory for the channels
@ -336,7 +334,6 @@ static int __init sc_init(void)
kfree(sc_adapter[cinst]);
continue;
}
memset(sc_adapter[cinst]->channel, 0, sizeof(bchan) * channels);
/*
* Lock down the hardware resources