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Convert as many things as possible to use kzalloc

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git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@3573 0192ed92-7a03-0410-a25b-9323aeb14dbd
This commit is contained in:
mentor 2008-04-24 14:10:42 +00:00
parent 63c6adeeb8
commit ef6d84125b
7 changed files with 18 additions and 35 deletions
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12
ath/if_ath.c
View File

@ -532,8 +532,7 @@ ath_attach(u_int16_t devid, struct net_device *dev, HAL_BUS_TAG tag)
/* Allocate space for dynamically determined maximum VAP count */
sc->sc_bslot =
kmalloc(ath_maxvaps * sizeof(struct ieee80211vap), GFP_KERNEL);
memset(sc->sc_bslot, 0, ath_maxvaps * sizeof(struct ieee80211vap));
kzalloc(ath_maxvaps * sizeof(struct ieee80211vap), GFP_KERNEL);
/*
* Cache line size is used to size and align various
@ -5658,12 +5657,11 @@ ath_descdma_setup(struct ath_softc *sc,
/* allocate buffers */
bsize = sizeof(struct ath_buf) * nbuf;
bf = kmalloc(bsize, GFP_KERNEL);
bf = kzalloc(bsize, GFP_KERNEL);
if (bf == NULL) {
error = -ENOMEM;
goto fail2;
}
memset(bf, 0, bsize);
dd->dd_bufptr = bf;
STAILQ_INIT(head);
@ -5752,9 +5750,8 @@ ath_node_alloc(struct ieee80211vap *vap)
{
struct ath_softc *sc = vap->iv_ic->ic_dev->priv;
const size_t space = sizeof(struct ath_node) + sc->sc_rc->arc_space;
struct ath_node *an = kmalloc(space, GFP_ATOMIC);
struct ath_node *an = kzalloc(space, GFP_ATOMIC);
if (an != NULL) {
memset(an, 0, space);
an->an_decomp_index = INVALID_DECOMP_INDEX;
an->an_avgrssi = ATH_RSSI_DUMMY_MARKER;
/*
@ -11271,7 +11268,7 @@ ath_dynamic_sysctl_register(struct ath_softc *sc)
char *dev_name = NULL;
space = 5 * sizeof(struct ctl_table) + sizeof(ath_sysctl_template);
sc->sc_sysctls = kmalloc(space, GFP_KERNEL);
sc->sc_sysctls = kzalloc(space, GFP_KERNEL);
if (sc->sc_sysctls == NULL) {
EPRINTF(sc, "Insufficient memory for sysctl table!\n");
return;
@ -11292,7 +11289,6 @@ ath_dynamic_sysctl_register(struct ath_softc *sc)
strncpy(dev_name, DEV_NAME(sc->sc_dev), strlen(DEV_NAME(sc->sc_dev)) + 1);
/* setup the table */
memset(sc->sc_sysctls, 0, space);
sc->sc_sysctls[0].ctl_name = CTL_DEV;
sc->sc_sysctls[0].procname = "dev";
sc->sc_sysctls[0].mode = 0555;

4
ath/if_ath_radar.c
View File

@ -1535,11 +1535,9 @@ void ath_rp_init(struct ath_softc *sc)
ath_rp_clear(sc);
sc->sc_rp = (struct ath_rp *)kmalloc(
sc->sc_rp = (struct ath_rp *)kzalloc(
sizeof(struct ath_rp) *
ATH_RADAR_PULSE_NR, GFP_KERNEL);
memset(sc->sc_rp, 0, sizeof(struct ath_rp) *
ATH_RADAR_PULSE_NR);
if (sc->sc_rp == NULL)
return;

7
ath/if_athvar.h
View File

@ -136,15 +136,12 @@ static inline struct net_device *_alloc_netdev(int sizeof_priv, const char *mask
/* ensure 32-byte alignment of the private area */
alloc_size = sizeof (*dev) + sizeof_priv + 31;
dev = (struct net_device *) kmalloc (alloc_size, GFP_KERNEL);
if (dev == NULL)
{
dev = (struct net_device *)kzalloc(alloc_size, GFP_KERNEL);
if (dev == NULL) {
printk(KERN_ERR "alloc_dev: Unable to allocate device memory.\n");
return NULL;
}
memset(dev, 0, alloc_size);
if (sizeof_priv)
dev->priv = (void *) (((long)(dev + 1) + 31) & ~31);

7
ath_hal/ah_os.c
View File

@ -995,12 +995,7 @@ EXPORT_SYMBOL(ath_hal_getuptime);
void * __ahdecl
ath_hal_malloc(size_t size)
{
void *p;
p = kmalloc(size, GFP_KERNEL);
if (p)
OS_MEMZERO(p, size);
return p;
return kzalloc(size, GFP_KERNEL);
}
void __ahdecl

7
ath_rate/minstrel/minstrel.c
View File

@ -1024,13 +1024,12 @@ ath_proc_ratesample_open(struct inode *inode, struct file *file)
struct proc_dir_entry *dp = PDE(inode);
struct ieee80211vap *vap = dp->data;
if (!(file->private_data = kmalloc(sizeof(struct proc_ieee80211_priv),
GFP_KERNEL)))
if (!(file->private_data = kzalloc(sizeof(struct proc_ieee80211_priv),
GFP_KERNEL)))
return -ENOMEM;
/* Initially allocate both read and write buffers */
pv = (struct proc_ieee80211_priv *) file->private_data;
memset(pv, 0, sizeof(struct proc_ieee80211_priv));
pv = (struct proc_ieee80211_priv *)file->private_data;
pv->rbuf = vmalloc(MAX_PROC_IEEE80211_SIZE);
if (!pv->rbuf) {
kfree(pv);

7
ath_rate/sample/sample.c
View File

@ -1064,13 +1064,12 @@ proc_ratesample_open(struct inode *inode, struct file *file)
struct ieee80211vap *vap = dp->data;
unsigned long size;
if (!(file->private_data = kmalloc(sizeof(struct proc_ieee80211_priv),
GFP_KERNEL)))
if (!(file->private_data = kzalloc(sizeof(struct proc_ieee80211_priv),
GFP_KERNEL)))
return -ENOMEM;
/* initially allocate both read and write buffers */
pv = (struct proc_ieee80211_priv *) file->private_data;
memset(pv, 0, sizeof(struct proc_ieee80211_priv));
pv = (struct proc_ieee80211_priv *)file->private_data;
pv->rbuf = vmalloc(MAX_PROC_IEEE80211_SIZE);
if (!pv->rbuf) {
kfree(pv);

9
net80211/ieee80211_linux.c
View File

@ -456,11 +456,11 @@ proc_ieee80211_open(struct inode *inode, struct file *file)
struct proc_dir_entry *dp = PDE(inode);
struct ieee80211vap *vap = dp->data;
if (!(file->private_data = kmalloc(sizeof(struct proc_ieee80211_priv), GFP_KERNEL)))
if (!(file->private_data = kzalloc(sizeof(struct proc_ieee80211_priv),
GFP_KERNEL)))
return -ENOMEM;
/* initially allocate both read and write buffers */
pv = (struct proc_ieee80211_priv *) file->private_data;
memset(pv, 0, sizeof(struct proc_ieee80211_priv));
pv = (struct proc_ieee80211_priv *)file->private_data;
pv->rbuf = vmalloc(MAX_PROC_IEEE80211_SIZE);
if (!pv->rbuf) {
kfree(pv);
@ -744,7 +744,7 @@ ieee80211_virtfs_latevattach(struct ieee80211vap *vap)
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,17) */
space = 5 * sizeof(struct ctl_table) + sizeof(ieee80211_sysctl_template);
vap->iv_sysctls = kmalloc(space, GFP_KERNEL);
vap->iv_sysctls = kzalloc(space, GFP_KERNEL);
if (vap->iv_sysctls == NULL) {
printk("%s: no memory for sysctl table!\n", __func__);
return;
@ -762,7 +762,6 @@ ieee80211_virtfs_latevattach(struct ieee80211vap *vap)
strncpy(devname, vap->iv_dev->name, strlen(vap->iv_dev->name) + 1);
/* setup the table */
memset(vap->iv_sysctls, 0, space);
vap->iv_sysctls[0].ctl_name = CTL_NET;
vap->iv_sysctls[0].procname = "net";
vap->iv_sysctls[0].mode = 0555;