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, 4 deletions

diff --git a/arch/tile/kernel/signal.c b/arch/tile/kernel/signal.c
index f79d4b88c747..62b3493ea77d 100644
--- a/arch/tile/kernel/signal.c
+++ b/arch/tile/kernel/signal.c
@@ -350,10 +350,7 @@ void do_signal(struct pt_regs *regs)
         }
 
         /* If there's no signal to deliver, just put the saved sigmask back. */
-        if (current_thread_info()->status & TS_RESTORE_SIGMASK) {
-                current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
-                sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
-        }
+        restore_saved_sigmask();
 
 done:
         /* Avoid double syscall restart if there are nested signals. */