am e3bdaeb6: am 2765e4fb: Merge "Use sigemptyset to initialise signal mask as it is more portable. Referencing sa_restorer fails on MIPS"

* commit 'e3bdaeb603ab7ac941b35b41856c6b8ebf47c6bb':
  Use sigemptyset to initialise signal mask as it is more portable. Referencing sa_restorer fails on MIPS
diff --git a/init/signal_handler.c b/init/signal_handler.c
index b170132..abccb40 100644
--- a/init/signal_handler.c
+++ b/init/signal_handler.c
@@ -131,11 +131,9 @@
     int s[2];
 
     struct sigaction act;
-
+    memset(&act, 0, sizeof(act));
     act.sa_handler = sigchld_handler;
     act.sa_flags = SA_NOCLDSTOP;
-    act.sa_mask = 0;
-    act.sa_restorer = NULL;
     sigaction(SIGCHLD, &act, 0);
 
     /* create a signalling mechanism for the sigchld handler */