1 files changed, 2 insertions, 2 deletions
diff --git a/sync.c b/sync.c
index b9f52c8..cb4690c 100644
--- a/sync.c
+++ b/sync.c
@@ -26,9 +26,9 @@
 extern int
 sync_main(int argc, char * * argv)
 {
-    if ( **(argv+1) == '-' ) {
+    if ( argc>1 && **(argv+1) == '-' ) {
 	usage( "sync\nWrite all buffered filesystem blocks to disk.\n");
     }
-    return sync();
+    exit( sync());
 }