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| author | Pekka J Enberg <penberg@cs.Helsinki.FI> | 2005-09-06 15:18:31 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-07 16:57:45 -0700 |
| commit | dd3927105b6f65afb7dac17682172cdfb86d3f00 (patch) | |
| tree | 5cf282aff500cad23b9d7e13dc19b2b2d31e1ce6 /kernel | |
| parent | 640e803376b9c4072f69fec42e304c974a631298 (diff) | |
| download | lwn-dd3927105b6f65afb7dac17682172cdfb86d3f00.tar.gz lwn-dd3927105b6f65afb7dac17682172cdfb86d3f00.zip | |
[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.c | 3 | ||||
| -rw-r--r-- | kernel/params.c | 4 | ||||
| -rw-r--r-- | kernel/power/pm.c | 3 | ||||
| -rw-r--r-- | kernel/resource.c | 3 | ||||
| -rw-r--r-- | kernel/workqueue.c | 3 |
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. */ |