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ALSA: x86: hdmi: fix returnvar.cocci warnings

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Remove unneeded variable used to store return value.

Generated by: scripts/coccinelle/misc/returnvar.cocci

CC: Jerome Anand <jerome.anand@intel.com>
Signed-off-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Julia Lawall 2017-01-24 17:07:48 +01:00 committed by Takashi Iwai
parent f0fd4122f0
commit 0369d6315b
1 changed files with 9 additions and 12 deletions
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21
sound/x86/intel_hdmi_audio_if.c
View file

@ -239,7 +239,6 @@ static inline int had_chk_intrmiss(struct snd_intelhad *intelhaddata,
int had_process_buffer_done(struct snd_intelhad *intelhaddata)
{
int retval = 0;
u32 len = 1;
enum intel_had_aud_buf_type buf_id;
enum intel_had_aud_buf_type buff_done;
@ -258,7 +257,7 @@ int had_process_buffer_done(struct snd_intelhad *intelhaddata)
if (intelhaddata->drv_status == HAD_DRV_DISCONNECTED) {
spin_unlock_irqrestore(&intelhaddata->had_spinlock, flag_irqs);
pr_err("%s:Device already disconnected\n", __func__);
return retval;
return 0;
}
buf_id = intelhaddata->curr_buf;
intelhaddata->buff_done = buf_id;
@ -280,7 +279,7 @@ int had_process_buffer_done(struct snd_intelhad *intelhaddata)
if (!intr_count || (intr_count > 3)) {
pr_err("HAD SW state in non-recoverable!!! mode\n");
pr_err("Already played stale data\n");
return retval;
return 0;
}
buf_id += (intr_count - 1);
buf_id = buf_id % 4;
@ -298,7 +297,7 @@ int had_process_buffer_done(struct snd_intelhad *intelhaddata)
if (had_get_hwstate(intelhaddata)) {
pr_err("HDMI cable plugged-out\n");
return retval;
return 0;
}
/*Reprogram the registers with addr and length*/
@ -322,12 +321,11 @@ int had_process_buffer_done(struct snd_intelhad *intelhaddata)
stream->period_elapsed(stream->had_substream);
}
return retval;
return 0;
}
int had_process_buffer_underrun(struct snd_intelhad *intelhaddata)
{
int retval = 0;
enum intel_had_aud_buf_type buf_id;
struct pcm_stream_info *stream;
struct had_pvt_data *had_stream;
@ -355,7 +353,7 @@ int had_process_buffer_underrun(struct snd_intelhad *intelhaddata)
if (drv_status == HAD_DRV_DISCONNECTED) {
pr_err("%s:Device already disconnected\n", __func__);
return retval;
return 0;
}
if (stream_type == HAD_RUNNING_STREAM) {
@ -364,12 +362,11 @@ int had_process_buffer_underrun(struct snd_intelhad *intelhaddata)
stream->period_elapsed(stream->had_substream);
}
return retval;
return 0;
}
int had_process_hot_plug(struct snd_intelhad *intelhaddata)
{
int retval = 0;
enum intel_had_aud_buf_type buf_id;
struct snd_pcm_substream *substream;
struct had_pvt_data *had_stream;
@ -384,7 +381,7 @@ int had_process_hot_plug(struct snd_intelhad *intelhaddata)
if (intelhaddata->drv_status == HAD_DRV_CONNECTED) {
pr_debug("Device already connected\n");
spin_unlock_irqrestore(&intelhaddata->had_spinlock, flag_irqs);
return retval;
return 0;
}
buf_id = intelhaddata->curr_buf;
intelhaddata->buff_done = buf_id;
@ -422,12 +419,12 @@ int had_process_hot_plug(struct snd_intelhad *intelhaddata)
had_build_channel_allocation_map(intelhaddata);
return retval;
return 0;
err:
pm_runtime_disable(intelhaddata->dev);
intelhaddata->dev = NULL;
return retval;
return 0;
}
int had_process_hot_unplug(struct snd_intelhad *intelhaddata)