diff options
| -rw-r--r-- | kernel/livepatch/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c index 3a4656fb7047..5b77a7314e01 100644 --- a/kernel/livepatch/core.c +++ b/kernel/livepatch/core.c | |||
| @@ -678,6 +678,9 @@ static int klp_init_func(struct klp_object *obj, struct klp_func *func) | |||
| 678 | if (!func->old_name || !func->new_func) | 678 | if (!func->old_name || !func->new_func) |
| 679 | return -EINVAL; | 679 | return -EINVAL; |
| 680 | 680 | ||
| 681 | if (strlen(func->old_name) >= KSYM_NAME_LEN) | ||
| 682 | return -EINVAL; | ||
| 683 | |||
| 681 | INIT_LIST_HEAD(&func->stack_node); | 684 | INIT_LIST_HEAD(&func->stack_node); |
| 682 | func->patched = false; | 685 | func->patched = false; |
| 683 | func->transition = false; | 686 | func->transition = false; |
| @@ -751,6 +754,9 @@ static int klp_init_object(struct klp_patch *patch, struct klp_object *obj) | |||
| 751 | if (!obj->funcs) | 754 | if (!obj->funcs) |
| 752 | return -EINVAL; | 755 | return -EINVAL; |
| 753 | 756 | ||
| 757 | if (klp_is_module(obj) && strlen(obj->name) >= MODULE_NAME_LEN) | ||
| 758 | return -EINVAL; | ||
| 759 | |||
| 754 | obj->patched = false; | 760 | obj->patched = false; |
| 755 | obj->mod = NULL; | 761 | obj->mod = NULL; |
| 756 | 762 | ||
