Fix a compile warning

Fix a minor compile warning.

diff --git a/jack/pcm_jack.c b/jack/pcm_jack.c
index 855f83730762a77b48e0980a9b0b5d5d03e78bca..31cf0506655771b1806702f10180847fc9f9299c 100644 (file)
--- a/jack/pcm_jack.c
+++ b/jack/pcm_jack.c
@@ -75,7 +75,7 @@ static int snd_pcm_jack_close(snd_pcm_ioplug_t *io)
        return 0;
 }
 
-static int snd_pcm_jack_poll_revents(snd_pcm_ioplug_t *io,
+static int snd_pcm_jack_poll_revents(snd_pcm_ioplug_t *io ATTRIBUTE_UNUSED,
                                     struct pollfd *pfds, unsigned int nfds,
                                     unsigned short *revents)
 {