From 08ac30d8606934a7bd8107312b0b2f3beeb315f5 Mon Sep 17 00:00:00 2001
From: ?ukasz Szpakowski <luckboy@vp.pl>
Date: Mon, 22 Sep 2014 08:32:21 -0500
Subject: When killall was invoked without arguments, there appeared
 segmentation fault

---
 toys/lsb/killall.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'toys/lsb/killall.c')

diff --git a/toys/lsb/killall.c b/toys/lsb/killall.c
index e01757a0..f3d689b3 100644
--- a/toys/lsb/killall.c
+++ b/toys/lsb/killall.c
@@ -72,7 +72,7 @@ void killall_main(void)
     return;
   }
 
-  if (TT.sig || **TT.names == '-') {
+  if (TT.sig || (*TT.names && **TT.names == '-')) {
     if (0 > (TT.signum = sig_to_num(TT.sig ? TT.sig : (*TT.names)+1))) {
       if (toys.optflags & FLAG_q) exit(1);
       error_exit("Invalid signal");
-- 
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