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authorPekka J Enberg <penberg@cs.Helsinki.FI>2005-09-06 15:18:31 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:57:45 -0700
commitdd3927105b6f65afb7dac17682172cdfb86d3f00 (patch)
tree5cf282aff500cad23b9d7e13dc19b2b2d31e1ce6 /kernel
parent640e803376b9c4072f69fec42e304c974a631298 (diff)
downloadlinux-dd3927105b6f65afb7dac17682172cdfb86d3f00.tar.bz2
[PATCH] introduce and use kzalloc
This patch introduces a kzalloc wrapper and converts kernel/ to use it. It saves a little program text. Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/intermodule.c3
-rw-r--r--kernel/params.c4
-rw-r--r--kernel/power/pm.c3
-rw-r--r--kernel/resource.c3
-rw-r--r--kernel/workqueue.c3
5 files changed, 6 insertions, 10 deletions
diff --git a/kernel/intermodule.c b/kernel/intermodule.c
index 388977f3e9b7..0cbe633420fb 100644
--- a/kernel/intermodule.c
+++ b/kernel/intermodule.c
@@ -39,7 +39,7 @@ void inter_module_register(const char *im_name, struct module *owner, const void
struct list_head *tmp;
struct inter_module_entry *ime, *ime_new;
- if (!(ime_new = kmalloc(sizeof(*ime), GFP_KERNEL))) {
+ if (!(ime_new = kzalloc(sizeof(*ime), GFP_KERNEL))) {
/* Overloaded kernel, not fatal */
printk(KERN_ERR
"Aiee, inter_module_register: cannot kmalloc entry for '%s'\n",
@@ -47,7 +47,6 @@ void inter_module_register(const char *im_name, struct module *owner, const void
kmalloc_failed = 1;
return;
}
- memset(ime_new, 0, sizeof(*ime_new));
ime_new->im_name = im_name;
ime_new->owner = owner;
ime_new->userdata = userdata;
diff --git a/kernel/params.c b/kernel/params.c
index d586c35ef8fc..fbf173215fd2 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -542,8 +542,8 @@ static void __init kernel_param_sysfs_setup(const char *name,
{
struct module_kobject *mk;
- mk = kmalloc(sizeof(struct module_kobject), GFP_KERNEL);
- memset(mk, 0, sizeof(struct module_kobject));
+ mk = kzalloc(sizeof(struct module_kobject), GFP_KERNEL);
+ BUG_ON(!mk);
mk->mod = THIS_MODULE;
kobj_set_kset_s(mk, module_subsys);
diff --git a/kernel/power/pm.c b/kernel/power/pm.c
index 61deda04e39e..159149321b3c 100644
--- a/kernel/power/pm.c
+++ b/kernel/power/pm.c
@@ -60,9 +60,8 @@ struct pm_dev *pm_register(pm_dev_t type,
unsigned long id,
pm_callback callback)
{
- struct pm_dev *dev = kmalloc(sizeof(struct pm_dev), GFP_KERNEL);
+ struct pm_dev *dev = kzalloc(sizeof(struct pm_dev), GFP_KERNEL);
if (dev) {
- memset(dev, 0, sizeof(*dev));
dev->type = type;
dev->id = id;
dev->callback = callback;
diff --git a/kernel/resource.c b/kernel/resource.c
index 26967e042201..92285d822de6 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -430,10 +430,9 @@ EXPORT_SYMBOL(adjust_resource);
*/
struct resource * __request_region(struct resource *parent, unsigned long start, unsigned long n, const char *name)
{
- struct resource *res = kmalloc(sizeof(*res), GFP_KERNEL);
+ struct resource *res = kzalloc(sizeof(*res), GFP_KERNEL);
if (res) {
- memset(res, 0, sizeof(*res));
res->name = name;
res->start = start;
res->end = start + n - 1;
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index a3de837a8ddd..91bacb13a7e2 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -308,10 +308,9 @@ struct workqueue_struct *__create_workqueue(const char *name,
struct workqueue_struct *wq;
struct task_struct *p;
- wq = kmalloc(sizeof(*wq), GFP_KERNEL);
+ wq = kzalloc(sizeof(*wq), GFP_KERNEL);
if (!wq)
return NULL;
- memset(wq, 0, sizeof(*wq));
wq->name = name;
/* We don't need the distraction of CPUs appearing and vanishing. */