On Thu, Sep 07, 2006 at 09:05:16PM -0700, [EMAIL PROTECTED] ([EMAIL PROTECTED])
wrote:
> > +static int __devinit kevent_user_init(void)
> > +{
> > + int err = 0;
> > +
> > + kevent_cache = kmem_cache_create("kevent_cache",
> > + sizeof(struct kevent), 0, SLAB_PANIC, NULL, NULL);
> > +
> > + err = misc_register(&kevent_miscdev);
> > + if (err) {
> > + printk(KERN_ERR "Failed to register kevent miscdev: err=%d.\n",
> > err);
> > + goto err_out_exit;
> > + }
> > +
> > + printk("KEVENT subsystem has been successfully registered.\n");
> > +
> > + return 0;
> > +
> > +err_out_exit:
> > + kmem_cache_destroy(kevent_cache);
> > + return err;
> > +}
>
> It's probably best to treat kmem_cache_create like a black box and check for
> it returning null.
It can not return NULL, it will panic instead since I use SLAB_PANIC
flag.
> Thanks,
> Shaw
--
Evgeniy Polyakov
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