[PATCH v1 3/5] landlock: Clean up hook_ptrace_access_check()

[Mickaël Salaün]

Make variable's scope minimal in hook_ptrace_access_check().

Cc: Günther Noack <gnoack3000 at gmail.com>
Signed-off-by: Mickaël Salaün <mic at digikod.net>
---
 security/landlock/task.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/security/landlock/task.c b/security/landlock/task.c
index 2385017418ca..bf4ed15a7f01 100644
--- a/security/landlock/task.c
+++ b/security/landlock/task.c
@@ -86,7 +86,6 @@ static int hook_ptrace_access_check(struct task_struct *const child,
 				    const unsigned int mode)
 {
 	const struct landlock_cred_security *parent_subject;
-	const struct landlock_ruleset *child_dom;
 	int err;
 
 	/* Quick return for non-landlocked tasks. */
@@ -96,7 +95,8 @@ static int hook_ptrace_access_check(struct task_struct *const child,
 
 	scoped_guard(rcu)
 	{
-		child_dom = landlock_get_task_domain(child);
+		const struct landlock_ruleset *const child_dom =
+			landlock_get_task_domain(child);
 		err = domain_ptrace(parent_subject->domain, child_dom);
 	}
 
-- 
2.52.0