Fix unused{,-but-set}-variable compiler warnings.

3 files changed, 14 insertions, 19 deletions

diff --git a/linux/alsa/alsa_driver.c b/linux/alsa/alsa_driver.c
index be4fa849..ba17079a 100644
--- a/linux/alsa/alsa_driver.c
+++ b/linux/alsa/alsa_driver.c
@@ -625,7 +625,6 @@ alsa_driver_set_parameters (alsa_driver_t *driver,
 	channel_t chn;
 	unsigned int pr = 0;
 	unsigned int cr = 0;
-	int err;
 
 	driver->frame_rate = rate;
 	driver->frames_per_cycle = frames_per_cycle;
@@ -717,14 +716,14 @@ alsa_driver_set_parameters (alsa_driver_t *driver,
 	if (driver->playback_handle) {
  		snd_pcm_access_t access;
 
- 		err = snd_pcm_hw_params_get_period_size (
- 			driver->playback_hw_params, &p_period_size, &dir);
- 		err = snd_pcm_hw_params_get_format (
- 			driver->playback_hw_params,
-			&(driver->playback_sample_format));
- 		err = snd_pcm_hw_params_get_access (driver->playback_hw_params,
+		snd_pcm_hw_params_get_period_size (
+			driver->playback_hw_params, &p_period_size, &dir);
+		snd_pcm_hw_params_get_format (
+			driver->playback_hw_params,
+			&(driver->playback_sample_format))
+		snd_pcm_hw_params_get_access (driver->playback_hw_params,
 						    &access);
- 		driver->playback_interleaved =
+		driver->playback_interleaved =
 			(access == SND_PCM_ACCESS_MMAP_INTERLEAVED)
 			|| (access == SND_PCM_ACCESS_MMAP_COMPLEX);
 
@@ -740,14 +739,14 @@ alsa_driver_set_parameters (alsa_driver_t *driver,
 	if (driver->capture_handle) {
  		snd_pcm_access_t access;
 
- 		err = snd_pcm_hw_params_get_period_size (
- 			driver->capture_hw_params, &c_period_size, &dir);
- 		err = snd_pcm_hw_params_get_format (
- 			driver->capture_hw_params,
+		snd_pcm_hw_params_get_period_size (
+			driver->capture_hw_params, &c_period_size, &dir);
+		snd_pcm_hw_params_get_format (
+			driver->capture_hw_params,
 			&(driver->capture_sample_format));
- 		err = snd_pcm_hw_params_get_access (driver->capture_hw_params,
+		snd_pcm_hw_params_get_access (driver->capture_hw_params,
 						    &access);
- 		driver->capture_interleaved =
+		driver->capture_interleaved =
 			(access == SND_PCM_ACCESS_MMAP_INTERLEAVED)
 			|| (access == SND_PCM_ACCESS_MMAP_COMPLEX);
 
diff --git a/linux/alsa/alsa_seqmidi.c b/linux/alsa/alsa_seqmidi.c
index f7583f39..49e7e765 100644
--- a/linux/alsa/alsa_seqmidi.c
+++ b/linux/alsa/alsa_seqmidi.c
@@ -856,7 +856,6 @@ void do_jack_output(alsa_seqmidi_t *self, port_t *port, struct process_info* inf
 		int64_t frame_offset;
 		int64_t out_time;
 		snd_seq_real_time_t out_rt;
-		int err;
 
 		jack_midi_event_get(&jack_event, port->jack_buf, i);
 
@@ -896,7 +895,7 @@ void do_jack_output(alsa_seqmidi_t *self, port_t *port, struct process_info* inf
 		out_rt.tv_sec = out_time / NSEC_PER_SEC;
 		snd_seq_ev_schedule_real(&alsa_event, self->queue, 0, &out_rt);
 
-		err = snd_seq_event_output(self->seq, &alsa_event);
+		snd_seq_event_output(self->seq, &alsa_event);
 		debug_log("alsa_out: written %d bytes to %s at %+d (%lld): %d", (int)jack_event.size, port->name, (int)frame_offset, out_time, err);
 	}
 }
diff --git a/linux/alsa/hdsp.c b/linux/alsa/hdsp.c
index 64dcb407..606990e2 100644
--- a/linux/alsa/hdsp.c
+++ b/linux/alsa/hdsp.c
@@ -39,9 +39,6 @@ static const int hdsp_num_input_channels = 52;
 static const int hdsp_physical_input_index[] = {
   0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
   12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25};
-static const int hdsp_audio_stream_index[] = {
-  26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37,
-  38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51};
 
 /*
  * Use this array to choose the value of the output_channel