X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=kernel%2Fptrace.c;h=c2cee9db52040a069188fa9949d37785b0539f7b;hb=46f7ecb1e7359f183f5bbd1e08b90e10e52164f9;hp=80b34dffdfb9bffc481de5b624a5be6622a33da5;hpb=54480aa7fac324c1c50519e69287cf49aa2f3afc;p=uclinux-h8%2Flinux.git

diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 80b34dffdfb9..c2cee9db5204 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -261,9 +261,6 @@ static int ptrace_check_attach(struct task_struct *child, bool ignore_state)
 
 static int ptrace_has_cap(struct user_namespace *ns, unsigned int mode)
 {
-	if (mode & PTRACE_MODE_SCHED)
-		return false;
-
 	if (mode & PTRACE_MODE_NOAUDIT)
 		return has_ns_capability_noaudit(current, ns, CAP_SYS_PTRACE);
 	else
@@ -331,16 +328,9 @@ ok:
 	     !ptrace_has_cap(mm->user_ns, mode)))
 	    return -EPERM;
 
-	if (mode & PTRACE_MODE_SCHED)
-		return 0;
 	return security_ptrace_access_check(task, mode);
 }
 
-bool ptrace_may_access_sched(struct task_struct *task, unsigned int mode)
-{
-	return __ptrace_may_access(task, mode | PTRACE_MODE_SCHED);
-}
-
 bool ptrace_may_access(struct task_struct *task, unsigned int mode)
 {
 	int err;