exec: Move the comment from above de_thread to above unshare_sighand
The comment describes work that now happens in unshare_sighand so
move the comment where it makes sense.
Link: https://lkml.kernel.org/r/87mu6i6zcs.fsf_-_@x220.int.ebiederm.org
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
diff --git a/fs/exec.c b/fs/exec.c
index 3cc4004..d4387bc 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1093,12 +1093,6 @@ static int exec_mmap(struct mm_struct *mm)
return 0;
}
-/*
- * This function makes sure the current process has its own signal table,
- * so that flush_signal_handlers can later reset the handlers without
- * disturbing other processes. (Other processes might share the signal
- * table via the CLONE_SIGHAND option to clone().)
- */
static int de_thread(struct task_struct *tsk)
{
struct signal_struct *sig = tsk->signal;
@@ -1240,6 +1234,12 @@ static int de_thread(struct task_struct *tsk)
}
+/*
+ * This function makes sure the current process has its own signal table,
+ * so that flush_signal_handlers can later reset the handlers without
+ * disturbing other processes. (Other processes might share the signal
+ * table via the CLONE_SIGHAND option to clone().)
+ */
static int unshare_sighand(struct task_struct *me)
{
struct sighand_struct *oldsighand = me->sighand;