Lines Matching defs:kdata
542 char *kdata = NULL;
572 kdata = stack_kdata;
574 kdata = kzalloc(asize, GFP_KERNEL);
575 if (!kdata) {
583 if (copy_from_user(kdata, (void __user *)arg, usize)) {
588 memset(kdata, 0, usize);
591 retcode = func(hpriv, kdata);
593 if ((cmd & IOC_OUT) && copy_to_user((void __user *)arg, kdata, usize))
601 if (kdata != stack_kdata)
602 kfree(kdata);