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-rw-r--r--include/linux/ptrace.h2
-rw-r--r--kernel/ptrace.c3
2 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 597e4fd..3db698a 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -130,8 +130,6 @@ extern void exit_ptrace(struct task_struct *tracer);
#define PTRACE_MODE_READ 0x01
#define PTRACE_MODE_ATTACH 0x02
#define PTRACE_MODE_NOAUDIT 0x04
-/* Returns 0 on success, -errno on denial. */
-extern int __ptrace_may_access(struct task_struct *task, unsigned int mode);
/* Returns true on success, false on denial. */
extern bool ptrace_may_access(struct task_struct *task, unsigned int mode);
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index a232bb5..1f5e55d 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -180,7 +180,8 @@ static int ptrace_has_cap(struct user_namespace *ns, unsigned int mode)
return has_ns_capability(current, ns, CAP_SYS_PTRACE);
}
-int __ptrace_may_access(struct task_struct *task, unsigned int mode)
+/* Returns 0 on success, -errno on denial. */
+static int __ptrace_may_access(struct task_struct *task, unsigned int mode)
{
const struct cred *cred = current_cred(), *tcred;
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