int param_set_invbool(const char *val, struct kernel_param *kp)
{
int boolval, ret;
- struct kernel_param dummy = { .arg = &boolval };
+ struct kernel_param dummy;
+ dummy.arg = &boolval;
ret = param_set_bool(val, &dummy);
if (ret == 0)
*(int *)kp->arg = !boolval;
int param_get_invbool(char *buffer, struct kernel_param *kp)
{
- int val;
- struct kernel_param dummy = { .arg = &val };
-
- val = !*(int *)kp->arg;
- return param_get_bool(buffer, &dummy);
+ return sprintf(buffer, "%c", (*(int *)kp->arg) ? 'N' : 'Y');
}
/* We break the rule and mangle the string. */
int param_array_set(const char *val, struct kernel_param *kp)
{
- struct kparam_array *arr = kp->arg;
+ const struct kparam_array *arr = kp->arr;
unsigned int temp_num;
return param_array(kp->name, val, 1, arr->max, arr->elem,
int param_array_get(char *buffer, struct kernel_param *kp)
{
int i, off, ret;
- struct kparam_array *arr = kp->arg;
+ const struct kparam_array *arr = kp->arr;
struct kernel_param p;
p = *kp;
int param_set_copystring(const char *val, struct kernel_param *kp)
{
- struct kparam_string *kps = kp->arg;
+ const struct kparam_string *kps = kp->str;
if (!val) {
printk(KERN_ERR "%s: missing param set value\n", kp->name);
int param_get_string(char *buffer, struct kernel_param *kp)
{
- struct kparam_string *kps = kp->arg;
+ const struct kparam_string *kps = kp->str;
return strlcpy(buffer, kps->string, kps->maxlen);
}
kobject_set_name(&mk->kobj, name);
kobject_init(&mk->kobj);
ret = kobject_add(&mk->kobj);
- BUG_ON(ret < 0);
+ if (ret) {
+ printk(KERN_ERR "Module '%s' failed to be added to sysfs, "
+ "error number %d\n", name, ret);
+ printk(KERN_ERR "The system will be unstable now.\n");
+ return;
+ }
param_sysfs_setup(mk, kparam, num_params, name_skip);
kobject_uevent(&mk->kobj, KOBJ_ADD);
}
for (i=0; i < __stop___param - __start___param; i++) {
char *dot;
+ size_t max_name_len;
kp = &__start___param[i];
+ max_name_len =
+ min_t(size_t, MAX_KBUILD_MODNAME, strlen(kp->name));
- /* We do not handle args without periods. */
- dot = memchr(kp->name, '.', MAX_KBUILD_MODNAME);
+ dot = memchr(kp->name, '.', max_name_len);
if (!dot) {
- DEBUGP("couldn't find period in %s\n", kp->name);
+ DEBUGP("couldn't find period in first %d characters "
+ "of %s\n", MAX_KBUILD_MODNAME, kp->name);
continue;
}
name_len = dot - kp->name;