The patch titled
hostap: replace kmalloc+memset with kzalloc
has been added to the -mm tree. Its filename is
hostap-replace-kmallocmemset-with-kzalloc.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: hostap: replace kmalloc+memset with kzalloc
From: Yan Burman <burman.yan@xxxxxxxxx>
Replace kmalloc+memset with kzalloc
Signed-off-by: Yan Burman <burman.yan@xxxxxxxxx>
Cc: "John W. Linville" <linville@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/net/wireless/hostap/hostap_ap.c | 4 +---
drivers/net/wireless/hostap/hostap_cs.c | 3 +--
drivers/net/wireless/hostap/hostap_download.c | 4 +---
drivers/net/wireless/hostap/hostap_hw.c | 12 +++---------
drivers/net/wireless/hostap/hostap_info.c | 3 +--
drivers/net/wireless/hostap/hostap_ioctl.c | 12 +++---------
drivers/net/wireless/hostap/hostap_pci.c | 3 +--
drivers/net/wireless/hostap/hostap_plx.c | 3 +--
8 files changed, 12 insertions(+), 32 deletions(-)
diff -puN drivers/net/wireless/hostap/hostap_ap.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_ap.c
--- a/drivers/net/wireless/hostap/hostap_ap.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_ap.c
@@ -1099,15 +1099,13 @@ static struct sta_info * ap_add_sta(stru
{
struct sta_info *sta;
- sta = (struct sta_info *)
- kmalloc(sizeof(struct sta_info), GFP_ATOMIC);
+ sta = kzalloc(sizeof(struct sta_info), GFP_ATOMIC);
if (sta == NULL) {
PDEBUG(DEBUG_AP, "AP: kmalloc failed\n");
return NULL;
}
/* initialize STA info data */
- memset(sta, 0, sizeof(struct sta_info));
sta->local = ap->local;
skb_queue_head_init(&sta->tx_buf);
memcpy(sta->addr, addr, ETH_ALEN);
diff -puN drivers/net/wireless/hostap/hostap_cs.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_cs.c
--- a/drivers/net/wireless/hostap/hostap_cs.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_cs.c
@@ -563,12 +563,11 @@ static int prism2_config(struct pcmcia_d
PDEBUG(DEBUG_FLOW, "prism2_config()\n");
parse = kmalloc(sizeof(cisparse_t), GFP_KERNEL);
- hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
+ hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
if (parse == NULL || hw_priv == NULL) {
ret = -ENOMEM;
goto failed;
}
- memset(hw_priv, 0, sizeof(*hw_priv));
tuple.Attributes = 0;
tuple.TupleData = buf;
diff -puN drivers/net/wireless/hostap/hostap_download.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_download.c
--- a/drivers/net/wireless/hostap/hostap_download.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_download.c
@@ -685,14 +685,12 @@ static int prism2_download(local_info_t
goto out;
}
- dl = kmalloc(sizeof(*dl) + param->num_areas *
+ dl = kzalloc(sizeof(*dl) + param->num_areas *
sizeof(struct prism2_download_data_area), GFP_KERNEL);
if (dl == NULL) {
ret = -ENOMEM;
goto out;
}
- memset(dl, 0, sizeof(*dl) + param->num_areas *
- sizeof(struct prism2_download_data_area));
dl->dl_cmd = param->dl_cmd;
dl->start_addr = param->start_addr;
dl->num_areas = param->num_areas;
diff -puN drivers/net/wireless/hostap/hostap_hw.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_hw.c
--- a/drivers/net/wireless/hostap/hostap_hw.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_hw.c
@@ -347,14 +347,12 @@ static int hfa384x_cmd(struct net_device
if (signal_pending(current))
return -EINTR;
- entry = (struct hostap_cmd_queue *)
- kmalloc(sizeof(*entry), GFP_ATOMIC);
+ entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
if (entry == NULL) {
printk(KERN_DEBUG "%s: hfa384x_cmd - kmalloc failed\n",
dev->name);
return -ENOMEM;
}
- memset(entry, 0, sizeof(*entry));
atomic_set(&entry->usecnt, 1);
entry->type = CMD_SLEEP;
entry->cmd = cmd;
@@ -517,14 +515,12 @@ static int hfa384x_cmd_callback(struct n
return -1;
}
- entry = (struct hostap_cmd_queue *)
- kmalloc(sizeof(*entry), GFP_ATOMIC);
+ entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
if (entry == NULL) {
printk(KERN_DEBUG "%s: hfa384x_cmd_callback - kmalloc "
"failed\n", dev->name);
return -ENOMEM;
}
- memset(entry, 0, sizeof(*entry));
atomic_set(&entry->usecnt, 1);
entry->type = CMD_CALLBACK;
entry->cmd = cmd;
@@ -3015,14 +3011,12 @@ static int prism2_set_tim(struct net_dev
iface = netdev_priv(dev);
local = iface->local;
- new_entry = (struct set_tim_data *)
- kmalloc(sizeof(*new_entry), GFP_ATOMIC);
+ new_entry = kzalloc(sizeof(*new_entry), GFP_ATOMIC);
if (new_entry == NULL) {
printk(KERN_DEBUG "%s: prism2_set_tim: kmalloc failed\n",
local->dev->name);
return -ENOMEM;
}
- memset(new_entry, 0, sizeof(*new_entry));
new_entry->aid = aid;
new_entry->set = set;
diff -puN drivers/net/wireless/hostap/hostap_info.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_info.c
--- a/drivers/net/wireless/hostap/hostap_info.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_info.c
@@ -327,11 +327,10 @@ static void prism2_info_hostscanresults(
ptr = (u8 *) pos;
new_count = left / result_size;
- results = kmalloc(new_count * sizeof(struct hfa384x_hostscan_result),
+ results = kcalloc(new_count, sizeof(struct hfa384x_hostscan_result),
GFP_ATOMIC);
if (results == NULL)
return;
- memset(results, 0, new_count * sizeof(struct hfa384x_hostscan_result));
for (i = 0; i < new_count; i++) {
memcpy(&results[i], ptr, copy_len);
diff -puN drivers/net/wireless/hostap/hostap_ioctl.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_ioctl.c
--- a/drivers/net/wireless/hostap/hostap_ioctl.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_ioctl.c
@@ -181,12 +181,10 @@ static int prism2_ioctl_siwencode(struct
struct ieee80211_crypt_data *new_crypt;
/* take WEP into use */
- new_crypt = (struct ieee80211_crypt_data *)
- kmalloc(sizeof(struct ieee80211_crypt_data),
+ new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
GFP_KERNEL);
if (new_crypt == NULL)
return -ENOMEM;
- memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
if (!new_crypt->ops) {
request_module("ieee80211_crypt_wep");
@@ -3320,14 +3318,12 @@ static int prism2_ioctl_siwencodeext(str
prism2_crypt_delayed_deinit(local, crypt);
- new_crypt = (struct ieee80211_crypt_data *)
- kmalloc(sizeof(struct ieee80211_crypt_data),
+ new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
GFP_KERNEL);
if (new_crypt == NULL) {
ret = -ENOMEM;
goto done;
}
- memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ops;
new_crypt->priv = new_crypt->ops->init(i);
if (new_crypt->priv == NULL) {
@@ -3538,14 +3534,12 @@ static int prism2_ioctl_set_encryption(l
prism2_crypt_delayed_deinit(local, crypt);
- new_crypt = (struct ieee80211_crypt_data *)
- kmalloc(sizeof(struct ieee80211_crypt_data),
+ new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
GFP_KERNEL);
if (new_crypt == NULL) {
ret = -ENOMEM;
goto done;
}
- memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ops;
new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx);
if (new_crypt->priv == NULL) {
diff -puN drivers/net/wireless/hostap/hostap_pci.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_pci.c
--- a/drivers/net/wireless/hostap/hostap_pci.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_pci.c
@@ -300,10 +300,9 @@ static int prism2_pci_probe(struct pci_d
struct hostap_interface *iface;
struct hostap_pci_priv *hw_priv;
- hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
+ hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
if (hw_priv == NULL)
return -ENOMEM;
- memset(hw_priv, 0, sizeof(*hw_priv));
if (pci_enable_device(pdev))
goto err_out_free;
diff -puN drivers/net/wireless/hostap/hostap_plx.c~hostap-replace-kmallocmemset-with-kzalloc drivers/net/wireless/hostap/hostap_plx.c
--- a/drivers/net/wireless/hostap/hostap_plx.c~hostap-replace-kmallocmemset-with-kzalloc
+++ a/drivers/net/wireless/hostap/hostap_plx.c
@@ -447,10 +447,9 @@ static int prism2_plx_probe(struct pci_d
int tmd7160;
struct hostap_plx_priv *hw_priv;
- hw_priv = kmalloc(sizeof(*hw_priv), GFP_KERNEL);
+ hw_priv = kzalloc(sizeof(*hw_priv), GFP_KERNEL);
if (hw_priv == NULL)
return -ENOMEM;
- memset(hw_priv, 0, sizeof(*hw_priv));
if (pci_enable_device(pdev))
goto err_out_free;
_
Patches currently in -mm which might be from burman.yan@xxxxxxxxx are
reiser-replace-kmallocmemset-with-kzalloc.patch
nfsd-replace-kmallocmemset-with-kcalloc.patch
jffs2-replace-kmallocmemset-with-kzalloc.patch
affs-replace-kmallocmemset-with-kzalloc.patch
ia64-replace-kmallocmemset-with-kzalloc.patch
arm26-replace-kmallocmemset-with-kzalloc.patch
powerpc-replace-kmallocmemset-with-kzalloc.patch
m68k-replace-kmallocmemset-with-kzalloc.patch
jffs-replace-kmallocmemset-with-kzalloc.patch
hostap-replace-kmallocmemset-with-kzalloc.patch
prism54-replace-kmallocmemset-with-kzalloc.patch
ipw2200-replace-kmallocmemset-with-kcalloc.patch
-
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