correct placement of parens in assignment as comparison

1 files changed, 1 insertions, 1 deletions

diff --git a/kill.c b/kill.c
index 777f531..f83c6c6 100644
--- a/kill.c
+++ b/kill.c
@@ -67,7 +67,7 @@ int kill_main(int argc, char *argv[])
 
 	opterr = 0;
 	int c;
-	while ((c = getopt(argc, argv, "s:l") != -1)) {
+	while ((c = getopt(argc, argv, "s:l")) != -1) {
 		switch (c) {
 		case 's':	/** send signal [signal_name] **/
 			signame = optarg;