uprobes: Move clear_thread_flag(TIF_UPROBE) to uprobe_notify_resume()

Move clear_thread_flag(TIF_UPROBE) from do_notify_resume() to
uprobe_notify_resume() for !CONFIG_UPROBES case.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index d3f5381..198d732 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1558,6 +1558,8 @@
 {
 	struct uprobe_task *utask;
 
+	clear_thread_flag(TIF_UPROBE);
+
 	utask = current->utask;
 	if (utask && utask->active_uprobe)
 		handle_singlestep(utask, regs);