new helper: restore_saved_sigmask()

first fruits of ..._restore_sigmask() helpers: now we can take
boilerplate "signal didn't have a handler, clear RESTORE_SIGMASK
and restore the blocked mask from ->saved_mask" into a common
helper.  Open-coded instances switched...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 3 deletions

diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index f6db3032ddf0..cadf4571ca31 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -572,9 +572,7 @@ do_signal(struct pt_regs * regs, struct switch_stack * sw,
         }
 
         /* If there's no signal to deliver, we just restore the saved mask.  */
-        if (test_and_clear_thread_flag(TIF_RESTORE_SIGMASK))
-                set_current_blocked(&current->saved_sigmask);
-
+        restore_saved_sigmask();
         if (single_stepping)
                 ptrace_set_bpt(current);        /* re-set breakpoint */
 }