core/killall: add (void)

CID #1368238.

diff --git a/src/core/killall.c b/src/core/killall.c
index 7a9df546eee9303483286db7a398878934d4a55f..3fe9fa2ed0adc5b62f59a72a22c5af6355f9fe1b 100644 (file)
--- a/src/core/killall.c
+++ b/src/core/killall.c
@@ -213,7 +213,8 @@ static int killall(int sig, Set *pids, bool send_sighup) {
 
 
                         if (get_ctty_devnr(pid, NULL) >= 0)
-                                kill(pid, SIGHUP);
+                                /* it's OK if the process is gone, just ignore the result */
+                                (void) kill(pid, SIGHUP);
                 }
         }