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ptrace: mark __ptrace_may_access() static

__ptrace_may_access() is used within only kernel/ptrace.c.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <james.l.morris@oracle.com>
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1 parent de4bb3b commit 9f99798ff49e73dded73a8c674044ea6fb6af651 Tetsuo Handa committed with James Morris Jul 31, 2012
Showing with 2 additions and 3 deletions.
  1. +0 −2 include/linux/ptrace.h
  2. +2 −1 kernel/ptrace.c
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@@ -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);
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@@ -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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