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condition: squash variables

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This commit is contained in:
Jan Engelhardt
2008-04-02 10:28:36 +02:00
parent 75f6f14aaf
commit 32f06cbedf
1 changed files with 15 additions and 15 deletions
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30
extensions/xt_condition.c
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@@ -126,7 +126,7 @@ condition_mt_check(const char *tablename, const void *entry,
{
const struct xt_condition_mtinfo *info = matchinfo;
struct list_head *pos;
struct condition_variable *var, *newvar;
struct condition_variable *var;
/* Forbid certain names */
if (*info->name == '\0' || *info->name == '.' ||
@@ -154,34 +154,34 @@ condition_mt_check(const char *tablename, const void *entry,
}
/* At this point, we need to allocate a new condition variable. */
newvar = kmalloc(sizeof(struct condition_variable), GFP_KERNEL);
var = kmalloc(sizeof(struct condition_variable), GFP_KERNEL);
if (newvar == NULL) {
if (var == NULL) {
up(&proc_lock);
return false;
}
/* Create the condition variable's proc file entry. */
newvar->status_proc = create_proc_entry(info->name, condition_list_perms, proc_net_condition);
var->status_proc = create_proc_entry(info->name, condition_list_perms, proc_net_condition);
if (newvar->status_proc == NULL) {
kfree(newvar);
if (var->status_proc == NULL) {
kfree(var);
up(&proc_lock);
return false;
}
newvar->refcount = 1;
newvar->enabled = false;
newvar->status_proc->owner = THIS_MODULE;
newvar->status_proc->data = newvar;
var->refcount = 1;
var->enabled = false;
var->status_proc->owner = THIS_MODULE;
var->status_proc->data = var;
wmb();
newvar->status_proc->read_proc = condition_proc_read;
newvar->status_proc->write_proc = condition_proc_write;
var->status_proc->read_proc = condition_proc_read;
var->status_proc->write_proc = condition_proc_write;
list_add_rcu(&newvar->list, &conditions_list);
list_add_rcu(&var->list, &conditions_list);
newvar->status_proc->uid = condition_uid_perms;
newvar->status_proc->gid = condition_gid_perms;
var->status_proc->uid = condition_uid_perms;
var->status_proc->gid = condition_gid_perms;
up(&proc_lock);