[alsa-devel] [trivial PATCH] sound: Deparenthesize negative error returns

Takashi Iwai tiwai at suse.de
Tue Mar 24 11:42:10 CET 2015


At Mon, 23 Mar 2015 12:44:49 -0700,
Joe Perches wrote:
> 
> Make the returns a bit more kernel standard style.
> 
> Signed-off-by: Joe Perches <joe at perches.com>

Applied, thanks.


Takashi

> ---
>  sound/isa/wavefront/wavefront_fx.c    |  6 +++---
>  sound/isa/wavefront/wavefront_synth.c | 26 +++++++++++++-------------
>  sound/oss/dev_table.c                 |  6 +++---
>  sound/oss/v_midi.c                    |  4 ++--
>  4 files changed, 21 insertions(+), 21 deletions(-)
> 
> diff --git a/sound/isa/wavefront/wavefront_fx.c b/sound/isa/wavefront/wavefront_fx.c
> index b5a1970..0608a5a 100644
> --- a/sound/isa/wavefront/wavefront_fx.c
> +++ b/sound/isa/wavefront/wavefront_fx.c
> @@ -79,13 +79,13 @@ wavefront_fx_memset (snd_wavefront_t *dev,
>  	if (page < 0 || page > 7) {
>  		snd_printk ("FX memset: "
>  			"page must be >= 0 and <= 7\n");
> -		return -(EINVAL);
> +		return -EINVAL;
>  	}
>  
>  	if (addr < 0 || addr > 0x7f) {
>  		snd_printk ("FX memset: "
>  			"addr must be >= 0 and <= 7f\n");
> -		return -(EINVAL);
> +		return -EINVAL;
>  	}
>  
>  	if (cnt == 1) {
> @@ -118,7 +118,7 @@ wavefront_fx_memset (snd_wavefront_t *dev,
>  			snd_printk ("FX memset "
>  				    "(0x%x, 0x%x, 0x%lx, %d) incomplete\n",
>  				    page, addr, (unsigned long) data, cnt);
> -			return -(EIO);
> +			return -EIO;
>  		}
>  	}
>  
> diff --git a/sound/isa/wavefront/wavefront_synth.c b/sound/isa/wavefront/wavefront_synth.c
> index 33f5ec1..69f76ff 100644
> --- a/sound/isa/wavefront/wavefront_synth.c
> +++ b/sound/isa/wavefront/wavefront_synth.c
> @@ -793,7 +793,7 @@ wavefront_send_patch (snd_wavefront_t *dev, wavefront_patch_info *header)
>      
>  	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_PATCH, NULL, buf)) {
>  		snd_printk ("download patch failed\n");
> -		return -(EIO);
> +		return -EIO;
>  	}
>  
>  	return (0);
> @@ -831,7 +831,7 @@ wavefront_send_program (snd_wavefront_t *dev, wavefront_patch_info *header)
>      
>  	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_PROGRAM, NULL, buf)) {
>  		snd_printk ("download patch failed\n");	
> -		return -(EIO);
> +		return -EIO;
>  	}
>  
>  	return (0);
> @@ -952,7 +952,7 @@ wavefront_send_sample (snd_wavefront_t *dev,
>  	if (skip > 0 && header->hdr.s.SampleResolution != LINEAR_16BIT) {
>  		snd_printk ("channel selection only "
>  			    "possible on 16-bit samples");
> -		return -(EINVAL);
> +		return -EINVAL;
>  	}
>  
>  	switch (skip) {
> @@ -1049,7 +1049,7 @@ wavefront_send_sample (snd_wavefront_t *dev,
>  			   NULL, sample_hdr)) {
>  		snd_printk ("sample %sdownload refused.\n",
>  			    header->size ? "" : "header ");
> -		return -(EIO);
> +		return -EIO;
>  	}
>  
>  	if (header->size == 0) {
> @@ -1075,7 +1075,7 @@ wavefront_send_sample (snd_wavefront_t *dev,
>  		if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_BLOCK, NULL, NULL)) {
>  			snd_printk ("download block "
>  				    "request refused.\n");
> -			return -(EIO);
> +			return -EIO;
>  		}
>  
>  		for (i = 0; i < blocksize; i++) {
> @@ -1135,12 +1135,12 @@ wavefront_send_sample (snd_wavefront_t *dev,
>  			if (dma_ack == -1) {
>  				snd_printk ("upload sample "
>  					    "DMA ack timeout\n");
> -				return -(EIO);
> +				return -EIO;
>  			} else {
>  				snd_printk ("upload sample "
>  					    "DMA ack error 0x%x\n",
>  					    dma_ack);
> -				return -(EIO);
> +				return -EIO;
>  			}
>  		}
>  	}
> @@ -1181,7 +1181,7 @@ wavefront_send_alias (snd_wavefront_t *dev, wavefront_patch_info *header)
>  
>  	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_SAMPLE_ALIAS, NULL, alias_hdr)) {
>  		snd_printk ("download alias failed.\n");
> -		return -(EIO);
> +		return -EIO;
>  	}
>  
>  	dev->sample_status[header->number] = (WF_SLOT_FILLED|WF_ST_ALIAS);
> @@ -1232,7 +1232,7 @@ wavefront_send_multisample (snd_wavefront_t *dev, wavefront_patch_info *header)
>  			   msample_hdr)) {
>  		snd_printk ("download of multisample failed.\n");
>  		kfree(msample_hdr);
> -		return -(EIO);
> +		return -EIO;
>  	}
>  
>  	dev->sample_status[header->number] = (WF_SLOT_FILLED|WF_ST_MULTISAMPLE);
> @@ -1254,7 +1254,7 @@ wavefront_fetch_multisample (snd_wavefront_t *dev,
>      
>  	if (snd_wavefront_cmd (dev, WFC_UPLOAD_MULTISAMPLE, log_ns, number)) {
>  		snd_printk ("upload multisample failed.\n");
> -		return -(EIO);
> +		return -EIO;
>  	}
>      
>  	DPRINT (WF_DEBUG_DATA, "msample %d has %d samples\n",
> @@ -1273,14 +1273,14 @@ wavefront_fetch_multisample (snd_wavefront_t *dev,
>  		if ((val = wavefront_read (dev)) == -1) {
>  			snd_printk ("upload multisample failed "
>  				    "during sample loop.\n");
> -			return -(EIO);
> +			return -EIO;
>  		}
>  		d[0] = val;
>  
>  		if ((val = wavefront_read (dev)) == -1) {
>  			snd_printk ("upload multisample failed "
>  				    "during sample loop.\n");
> -			return -(EIO);
> +			return -EIO;
>  		}
>  		d[1] = val;
>  	
> @@ -1315,7 +1315,7 @@ wavefront_send_drum (snd_wavefront_t *dev, wavefront_patch_info *header)
>  
>  	if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_EDRUM_PROGRAM, NULL, drumbuf)) {
>  		snd_printk ("download drum failed.\n");
> -		return -(EIO);
> +		return -EIO;
>  	}
>  
>  	return (0);
> diff --git a/sound/oss/dev_table.c b/sound/oss/dev_table.c
> index d8cf3e5..6dad515 100644
> --- a/sound/oss/dev_table.c
> +++ b/sound/oss/dev_table.c
> @@ -58,13 +58,13 @@ int sound_install_audiodrv(int vers, char *name, struct audio_driver *driver,
>  
>  	if (vers != AUDIO_DRIVER_VERSION || driver_size > sizeof(struct audio_driver)) {
>  		printk(KERN_ERR "Sound: Incompatible audio driver for %s\n", name);
> -		return -(EINVAL);
> +		return -EINVAL;
>  	}
>  	num = sound_alloc_audiodev();
>  
>  	if (num == -1) {
>  		printk(KERN_ERR "sound: Too many audio drivers\n");
> -		return -(EBUSY);
> +		return -EBUSY;
>  	}
>  	d = (struct audio_driver *) (sound_mem_blocks[sound_nblocks] = vmalloc(sizeof(struct audio_driver)));
>  	sound_nblocks++;
> @@ -79,7 +79,7 @@ int sound_install_audiodrv(int vers, char *name, struct audio_driver *driver,
>  	if (d == NULL || op == NULL) {
>  		printk(KERN_ERR "Sound: Can't allocate driver for (%s)\n", name);
>  		sound_unload_audiodev(num);
> -		return -(ENOMEM);
> +		return -ENOMEM;
>  	}
>  	init_waitqueue_head(&op->in_sleeper);
>  	init_waitqueue_head(&op->out_sleeper);	
> diff --git a/sound/oss/v_midi.c b/sound/oss/v_midi.c
> index f0b4151..fc0ba27 100644
> --- a/sound/oss/v_midi.c
> +++ b/sound/oss/v_midi.c
> @@ -49,13 +49,13 @@ static int v_midi_open (int dev, int mode,
>  	unsigned long flags;
>  
>  	if (devc == NULL)
> -		return -(ENXIO);
> +		return -ENXIO;
>  
>  	spin_lock_irqsave(&devc->lock,flags);
>  	if (devc->opened)
>  	{
>  		spin_unlock_irqrestore(&devc->lock,flags);
> -		return -(EBUSY);
> +		return -EBUSY;
>  	}
>  	devc->opened = 1;
>  	spin_unlock_irqrestore(&devc->lock,flags);
> 
> 


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