staging: most: sound: fix white spaces

This patch removes unnecessary empty lines.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Link: https://lore.kernel.org/r/1592924855-25569-5-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/sound/sound.c b/drivers/staging/most/sound/sound.c
index 467faa1..7c56cdb 100644 (file)
--- a/drivers/staging/most/sound/sound.c
+++ b/drivers/staging/most/sound/sound.c
@@ -50,10 +50,8 @@ struct channel {
        unsigned int period_pos;
        unsigned int buffer_pos;
        bool is_stream_running;
-
        struct task_struct *playback_task;
        wait_queue_head_t playback_waitq;
-
        void (*copy_fn)(void *alsa, void *most, unsigned int bytes);
 };
 
@@ -176,7 +174,6 @@ static struct channel *get_channel(struct most_interface *iface,
                if ((channel->iface == iface) && (channel->id == channel_id))
                        return channel;
        }
-
        return NULL;
 }
 
@@ -220,7 +217,6 @@ static bool copy_data(struct channel *channel, struct mbo *mbo)
                channel->period_pos -= runtime->period_size;
                return true;
        }
-
        return false;
 }
 
@@ -260,7 +256,6 @@ static int playback_thread(void *data)
                if (period_elapsed)
                        snd_pcm_period_elapsed(channel->substream);
        }
-
        return 0;
 }
 
@@ -320,7 +315,6 @@ static int pcm_close(struct snd_pcm_substream *substream)
        if (channel->cfg->direction == MOST_CH_TX)
                kthread_stop(channel->playback_task);
        most_stop_channel(channel->iface, channel->id, &comp);
-
        return 0;
 }
 
@@ -364,10 +358,8 @@ static int pcm_prepare(struct snd_pcm_substream *substream)
 
        if (!channel->copy_fn)
                return -EINVAL;
-
        channel->period_pos = 0;
        channel->buffer_pos = 0;
-
        return 0;
 }
 
@@ -441,7 +433,6 @@ static int split_arg_list(char *buf, u16 *ch_num, char **sample_res)
        *sample_res = strsep(&buf, ".\n");
        if (!*sample_res)
                goto err;
-
        return 0;
 
 err:
@@ -619,7 +610,6 @@ skip_adpt_alloc:
        strscpy(pcm->name, device_name, sizeof(pcm->name));
        snd_pcm_set_ops(pcm, direction, &pcm_ops);
        snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0);
-
        return 0;
 
 err_free_adpt:
@@ -690,15 +680,11 @@ static int audio_rx_completion(struct mbo *mbo)
 
        if (!channel)
                return -EINVAL;
-
        if (channel->is_stream_running)
                period_elapsed = copy_data(channel, mbo);
-
        most_put_mbo(mbo);
-
        if (period_elapsed)
                snd_pcm_period_elapsed(channel->substream);
-
        return 0;
 }
 
@@ -753,7 +739,6 @@ static int __init audio_init(void)
                pr_err("Failed to register %s configfs subsys\n", comp.name);
                most_deregister_component(&comp);
        }
-
        return ret;
 }