Commit 9f99798f authored by Tetsuo Handa's avatar Tetsuo Handa Committed by James Morris
Browse files

ptrace: mark __ptrace_may_access() static 



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

Signed-off-by: default avatarTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: default avatarJames Morris <james.l.morris@oracle.com>
parent de4bb3b9

include/linux/ptrace.h

+0 −2
Original line number Diff line number Diff line
@@ -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);

kernel/ptrace.c

+2 −1
Original line number Diff line number Diff line
@@ -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;