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[PATCH] use list_for_each_entry() for iteration in Prism 54 driver 

Use list_for_each_entry() instead of manual iteration and substitute a
list_for_each_safe() loop with list_for_each_entry_safe()

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>
Acked-by: Luis R. Rodriguez <mcgrof@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Matthias Kaehlcke 2007-07-09 12:03:32 -07:00 committed by John W. Linville
parent 777fa98194
commit 426921bda1
1 changed files with 6 additions and 16 deletions
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22
drivers/net/wireless/prism54/isl_ioctl.c
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@ -1853,7 +1853,6 @@ prism54_del_mac(struct net_device *ndev, struct iw_request_info *info,
islpci_private *priv = netdev_priv(ndev);
struct islpci_acl *acl = &priv->acl;
struct mac_entry *entry;
struct list_head *ptr;
struct sockaddr *addr = (struct sockaddr *) extra;
if (addr->sa_family != ARPHRD_ETHER)
@ -1861,11 +1860,9 @@ prism54_del_mac(struct net_device *ndev, struct iw_request_info *info,
if (down_interruptible(&acl->sem))
return -ERESTARTSYS;
for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) {
entry = list_entry(ptr, struct mac_entry, _list);
list_for_each_entry(entry, &acl->mac_list, _list) {
if (memcmp(entry->addr, addr->sa_data, ETH_ALEN) == 0) {
list_del(ptr);
list_del(&entry->_list);
acl->size--;
kfree(entry);
up(&acl->sem);
@ -1883,7 +1880,6 @@ prism54_get_mac(struct net_device *ndev, struct iw_request_info *info,
islpci_private *priv = netdev_priv(ndev);
struct islpci_acl *acl = &priv->acl;
struct mac_entry *entry;
struct list_head *ptr;
struct sockaddr *dst = (struct sockaddr *) extra;
dwrq->length = 0;
@ -1891,9 +1887,7 @@ prism54_get_mac(struct net_device *ndev, struct iw_request_info *info,
if (down_interruptible(&acl->sem))
return -ERESTARTSYS;
for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) {
entry = list_entry(ptr, struct mac_entry, _list);
list_for_each_entry(entry, &acl->mac_list, _list) {
memcpy(dst->sa_data, entry->addr, ETH_ALEN);
dst->sa_family = ARPHRD_ETHER;
dwrq->length++;
@ -1960,7 +1954,6 @@ prism54_get_policy(struct net_device *ndev, struct iw_request_info *info,
static int
prism54_mac_accept(struct islpci_acl *acl, char *mac)
{
struct list_head *ptr;
struct mac_entry *entry;
int res = 0;
@ -1972,8 +1965,7 @@ prism54_mac_accept(struct islpci_acl *acl, char *mac)
return 1;
}
for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) {
entry = list_entry(ptr, struct mac_entry, _list);
list_for_each_entry(entry, &acl->mac_list, _list) {
if (memcmp(entry->addr, mac, ETH_ALEN) == 0) {
res = 1;
break;
@ -2216,11 +2208,9 @@ prism54_wpa_bss_ie_init(islpci_private *priv)
void
prism54_wpa_bss_ie_clean(islpci_private *priv)
{
struct list_head *ptr, *n;
struct islpci_bss_wpa_ie *bss, *n;
list_for_each_safe(ptr, n, &priv->bss_wpa_list) {
struct islpci_bss_wpa_ie *bss;
bss = list_entry(ptr, struct islpci_bss_wpa_ie, list);
list_for_each_entry_safe(bss, n, &priv->bss_wpa_list, list) {
kfree(bss);
}
}