Message ID | 394e9e5ece944969fe1ff4f37c9a73bf5543265e.1449755818.git.geliangtang@163.com |
---|---|
State | Not Applicable, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c index bc2c85c..be64106 100644 --- a/kernel/livepatch/core.c +++ b/kernel/livepatch/core.c @@ -479,7 +479,7 @@ static int __klp_enable_patch(struct klp_patch *patch) return -EINVAL; /* enforce stacking: only the first disabled patch can be enabled */ - if (patch->list.prev != &klp_patches && + if (!list_is_first(&patch->list, &klp_patches) && list_prev_entry(patch, list)->state == KLP_DISABLED) return -EBUSY;
For better readability, use list_is_first() instead of open-coded. Signed-off-by: Geliang Tang <geliangtang@163.com> --- kernel/livepatch/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)