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-rw-r--r--security/yama/yama_lsm.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c
index 23414b93771..13c88fbcf03 100644
--- a/security/yama/yama_lsm.c
+++ b/security/yama/yama_lsm.c
@@ -347,10 +347,8 @@ int yama_ptrace_traceme(struct task_struct *parent)
/* Only disallow PTRACE_TRACEME on more aggressive settings. */
switch (ptrace_scope) {
case YAMA_SCOPE_CAPABILITY:
- rcu_read_lock();
- if (!ns_capable(__task_cred(parent)->user_ns, CAP_SYS_PTRACE))
+ if (!has_ns_capability(parent, current_user_ns(), CAP_SYS_PTRACE))
rc = -EPERM;
- rcu_read_unlock();
break;
case YAMA_SCOPE_NO_ATTACH:
rc = -EPERM;