close fd on an exit path

diff --git a/usr.bin/audioctl/audioctl.c b/usr.bin/audioctl/audioctl.c
index 22f0078..bbc035a 100644 (file)
--- a/usr.bin/audioctl/audioctl.c
+++ b/usr.bin/audioctl/audioctl.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: audioctl.c,v 1.34 2016/08/31 09:48:26 jsg Exp $       */
+/*     $OpenBSD: audioctl.c,v 1.35 2017/05/31 04:18:58 jsg Exp $       */
 /*
  * Copyright (c) 2016 Alexandre Ratchov <alex@caoua.org>
  *
@@ -260,8 +260,10 @@ main(int argc, char **argv)
                        printf("\n");
                }
        }
-       if (!set)
+       if (!set) {
+               close(fd);
                return 0;
+       }
        if (ioctl(fd, AUDIO_SETPAR, &wpar) < 0)
                err(1, "AUDIO_SETPAR");
        if (ioctl(fd, AUDIO_GETPAR, &wpar) < 0)